65519874

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 177408000

約数和(自身を除く): 111888126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 43, 54, 58, 63, 86, 87, 126, 129, 139, 174, 189, 203, 258, 261, 278, 301, 378, 387, 406, 417, 522, 602, 609, 774, 783, 834, 903, 973, 1161, 1218, 1247, 1251, 1566, 1806, 1827, 1946, 2322, 2494, 2502, 2709, 2919, 3654, 3741, 3753, 4031, 5418, 5481, 5838, 5977, 7482, 7506, 8062, 8127, 8729, 8757, 10962, 11223, 11954, 12093, 16254, 17458, 17514, 17931, 22446, 24186, 26187, 26271, 28217, 33669, 35862, 36279, 41839, 52374, 52542, 53793, 56434, 67338, 72558, 78561, 83678, 84651, 107586, 108837, 125517, 157122, 161379, 169302, 173333, 217674, 235683, 251034, 253953, 322758, 346666, 376551, 471366, 507906, 519999, 753102, 761859, 1039998, 1129653, 1213331, 1523718, 1559997, 2259306, 2426662, 3119994, 3639993, 4679991, 7279986, 9359982, 10919979, 21839958, 32759937, 65519874]

約数ペア:

[(1, 65519874), (2, 32759937), (3, 21839958), (6, 10919979), (7, 9359982), (9, 7279986), (14, 4679991), (18, 3639993), (21, 3119994), (27, 2426662), (29, 2259306), (42, 1559997), (43, 1523718), (54, 1213331), (58, 1129653), (63, 1039998), (86, 761859), (87, 753102), (126, 519999), (129, 507906), (139, 471366), (174, 376551), (189, 346666), (203, 322758), (258, 253953), (261, 251034), (278, 235683), (301, 217674), (378, 173333), (387, 169302), (406, 161379), (417, 157122), (522, 125517), (602, 108837), (609, 107586), (774, 84651), (783, 83678), (834, 78561), (903, 72558), (973, 67338), (1161, 56434), (1218, 53793), (1247, 52542), (1251, 52374), (1566, 41839), (1806, 36279), (1827, 35862), (1946, 33669), (2322, 28217), (2494, 26271), (2502, 26187), (2709, 24186), (2919, 22446), (3654, 17931), (3741, 17514), (3753, 17458), (4031, 16254), (5418, 12093), (5481, 11954), (5838, 11223), (5977, 10962), (7482, 8757), (7506, 8729), (8062, 8127)]