28936908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 216

約数和(自身を含む): 100309664

約数和(自身を除く): 71372756

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 73, 77, 78, 84, 91, 99, 117, 121, 126, 132, 143, 146, 154, 156, 182, 198, 219, 231, 234, 242, 252, 273, 286, 292, 308, 363, 364, 396, 429, 438, 462, 468, 484, 511, 546, 572, 657, 693, 726, 803, 819, 847, 858, 876, 924, 949, 1001, 1022, 1089, 1092, 1287, 1314, 1386, 1452, 1533, 1573, 1606, 1638, 1694, 1716, 1898, 2002, 2044, 2178, 2409, 2541, 2574, 2628, 2772, 2847, 3003, 3066, 3146, 3212, 3276, 3388, 3796, 4004, 4356, 4599, 4719, 4818, 5082, 5148, 5621, 5694, 6006, 6132, 6292, 6643, 7227, 7623, 8541, 8833, 9009, 9198, 9438, 9636, 10164, 10439, 11011, 11242, 11388, 12012, 13286, 14157, 14454, 15246, 16863, 17082, 17666, 18018, 18396, 18876, 19929, 20878, 22022, 22484, 26499, 26572, 28314, 28908, 30492, 31317, 33033, 33726, 34164, 35332, 36036, 39858, 41756, 44044, 50589, 52998, 56628, 59787, 61831, 62634, 66066, 67452, 73073, 79497, 79716, 93951, 99099, 101178, 105996, 114829, 119574, 123662, 125268, 132132, 146146, 158994, 185493, 187902, 198198, 202356, 219219, 229658, 239148, 247324, 292292, 317988, 344487, 370986, 375804, 396396, 438438, 459316, 556479, 657657, 688974, 741972, 803803, 876876, 1033461, 1112958, 1315314, 1377948, 1607606, 2066922, 2225916, 2411409, 2630628, 3215212, 4133844, 4822818, 7234227, 9645636, 14468454, 28936908]

約数ペア:

[(1, 28936908), (2, 14468454), (3, 9645636), (4, 7234227), (6, 4822818), (7, 4133844), (9, 3215212), (11, 2630628), (12, 2411409), (13, 2225916), (14, 2066922), (18, 1607606), (21, 1377948), (22, 1315314), (26, 1112958), (28, 1033461), (33, 876876), (36, 803803), (39, 741972), (42, 688974), (44, 657657), (52, 556479), (63, 459316), (66, 438438), (73, 396396), (77, 375804), (78, 370986), (84, 344487), (91, 317988), (99, 292292), (117, 247324), (121, 239148), (126, 229658), (132, 219219), (143, 202356), (146, 198198), (154, 187902), (156, 185493), (182, 158994), (198, 146146), (219, 132132), (231, 125268), (234, 123662), (242, 119574), (252, 114829), (273, 105996), (286, 101178), (292, 99099), (308, 93951), (363, 79716), (364, 79497), (396, 73073), (429, 67452), (438, 66066), (462, 62634), (468, 61831), (484, 59787), (511, 56628), (546, 52998), (572, 50589), (657, 44044), (693, 41756), (726, 39858), (803, 36036), (819, 35332), (847, 34164), (858, 33726), (876, 33033), (924, 31317), (949, 30492), (1001, 28908), (1022, 28314), (1089, 26572), (1092, 26499), (1287, 22484), (1314, 22022), (1386, 20878), (1452, 19929), (1533, 18876), (1573, 18396), (1606, 18018), (1638, 17666), (1694, 17082), (1716, 16863), (1898, 15246), (2002, 14454), (2044, 14157), (2178, 13286), (2409, 12012), (2541, 11388), (2574, 11242), (2628, 11011), (2772, 10439), (2847, 10164), (3003, 9636), (3066, 9438), (3146, 9198), (3212, 9009), (3276, 8833), (3388, 8541), (3796, 7623), (4004, 7227), (4356, 6643), (4599, 6292), (4719, 6132), (4818, 6006), (5082, 5694), (5148, 5621)]