87904674

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 234321984

約数和(自身を除く): 146417310

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 37, 39, 66, 71, 74, 78, 99, 111, 117, 142, 143, 169, 198, 213, 222, 234, 286, 333, 338, 407, 426, 429, 481, 507, 639, 666, 781, 814, 858, 923, 962, 1014, 1221, 1278, 1287, 1443, 1521, 1562, 1846, 1859, 2343, 2442, 2574, 2627, 2769, 2886, 3042, 3663, 3718, 4329, 4686, 5254, 5291, 5538, 5577, 6253, 7029, 7326, 7881, 8307, 8658, 10153, 10582, 11154, 11999, 12506, 14058, 15762, 15873, 16614, 16731, 18759, 20306, 23643, 23998, 28897, 30459, 31746, 33462, 34151, 35997, 37518, 47286, 47619, 56277, 57794, 60918, 68302, 68783, 71994, 86691, 91377, 95238, 102453, 107991, 112554, 131989, 137566, 173382, 182754, 204906, 206349, 215982, 260073, 263978, 307359, 375661, 395967, 412698, 443963, 520146, 614718, 619047, 751322, 791934, 887926, 1126983, 1187901, 1238094, 1331889, 2253966, 2375802, 2663778, 3380949, 3995667, 4883593, 6761898, 7991334, 9767186, 14650779, 29301558, 43952337, 87904674]

約数ペア:

[(1, 87904674), (2, 43952337), (3, 29301558), (6, 14650779), (9, 9767186), (11, 7991334), (13, 6761898), (18, 4883593), (22, 3995667), (26, 3380949), (33, 2663778), (37, 2375802), (39, 2253966), (66, 1331889), (71, 1238094), (74, 1187901), (78, 1126983), (99, 887926), (111, 791934), (117, 751322), (142, 619047), (143, 614718), (169, 520146), (198, 443963), (213, 412698), (222, 395967), (234, 375661), (286, 307359), (333, 263978), (338, 260073), (407, 215982), (426, 206349), (429, 204906), (481, 182754), (507, 173382), (639, 137566), (666, 131989), (781, 112554), (814, 107991), (858, 102453), (923, 95238), (962, 91377), (1014, 86691), (1221, 71994), (1278, 68783), (1287, 68302), (1443, 60918), (1521, 57794), (1562, 56277), (1846, 47619), (1859, 47286), (2343, 37518), (2442, 35997), (2574, 34151), (2627, 33462), (2769, 31746), (2886, 30459), (3042, 28897), (3663, 23998), (3718, 23643), (4329, 20306), (4686, 18759), (5254, 16731), (5291, 16614), (5538, 15873), (5577, 15762), (6253, 14058), (7029, 12506), (7326, 11999), (7881, 11154), (8307, 10582), (8658, 10153)]