28946736

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2$

素因数の和:128

約数の個数: 180

約数和(自身を含む): 101871952

約数和(自身を除く): 72925216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 47, 48, 52, 56, 63, 72, 78, 84, 91, 94, 104, 112, 117, 126, 141, 144, 156, 168, 182, 188, 208, 234, 252, 273, 282, 312, 329, 336, 364, 376, 423, 468, 504, 546, 564, 611, 624, 658, 728, 752, 819, 846, 936, 987, 1008, 1092, 1128, 1222, 1316, 1456, 1638, 1692, 1833, 1872, 1974, 2184, 2209, 2256, 2444, 2632, 2961, 3276, 3384, 3666, 3948, 4277, 4368, 4418, 4888, 5264, 5499, 5922, 6552, 6627, 6768, 7332, 7896, 8554, 8836, 9776, 10998, 11844, 12831, 13104, 13254, 14664, 15463, 15792, 17108, 17672, 19881, 21996, 23688, 25662, 26508, 28717, 29328, 30926, 34216, 35344, 38493, 39762, 43992, 46389, 47376, 51324, 53016, 57434, 61852, 68432, 76986, 79524, 86151, 87984, 92778, 102648, 106032, 114868, 123704, 139167, 153972, 159048, 172302, 185556, 201019, 205296, 229736, 247408, 258453, 278334, 307944, 318096, 344604, 371112, 402038, 459472, 516906, 556668, 603057, 615888, 689208, 742224, 804076, 1033812, 1113336, 1206114, 1378416, 1608152, 1809171, 2067624, 2226672, 2412228, 3216304, 3618342, 4135248, 4824456, 7236684, 9648912, 14473368, 28946736]

約数ペア:

[(1, 28946736), (2, 14473368), (3, 9648912), (4, 7236684), (6, 4824456), (7, 4135248), (8, 3618342), (9, 3216304), (12, 2412228), (13, 2226672), (14, 2067624), (16, 1809171), (18, 1608152), (21, 1378416), (24, 1206114), (26, 1113336), (28, 1033812), (36, 804076), (39, 742224), (42, 689208), (47, 615888), (48, 603057), (52, 556668), (56, 516906), (63, 459472), (72, 402038), (78, 371112), (84, 344604), (91, 318096), (94, 307944), (104, 278334), (112, 258453), (117, 247408), (126, 229736), (141, 205296), (144, 201019), (156, 185556), (168, 172302), (182, 159048), (188, 153972), (208, 139167), (234, 123704), (252, 114868), (273, 106032), (282, 102648), (312, 92778), (329, 87984), (336, 86151), (364, 79524), (376, 76986), (423, 68432), (468, 61852), (504, 57434), (546, 53016), (564, 51324), (611, 47376), (624, 46389), (658, 43992), (728, 39762), (752, 38493), (819, 35344), (846, 34216), (936, 30926), (987, 29328), (1008, 28717), (1092, 26508), (1128, 25662), (1222, 23688), (1316, 21996), (1456, 19881), (1638, 17672), (1692, 17108), (1833, 15792), (1872, 15463), (1974, 14664), (2184, 13254), (2209, 13104), (2256, 12831), (2444, 11844), (2632, 10998), (2961, 9776), (3276, 8836), (3384, 8554), (3666, 7896), (3948, 7332), (4277, 6768), (4368, 6627), (4418, 6552), (4888, 5922), (5264, 5499)]