28749336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 91791360

約数和(自身を除く): 63042024

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 47, 56, 66, 77, 84, 88, 94, 132, 141, 154, 168, 188, 231, 264, 282, 308, 329, 331, 376, 462, 517, 564, 616, 658, 662, 924, 987, 993, 1034, 1128, 1316, 1324, 1551, 1848, 1974, 1986, 2068, 2317, 2632, 2648, 3102, 3619, 3641, 3948, 3972, 4136, 4634, 6204, 6951, 7238, 7282, 7896, 7944, 9268, 10857, 10923, 12408, 13902, 14476, 14564, 15557, 18536, 21714, 21846, 25487, 27804, 28952, 29128, 31114, 43428, 43692, 46671, 50974, 55608, 62228, 76461, 86856, 87384, 93342, 101948, 108899, 124456, 152922, 171127, 186684, 203896, 217798, 305844, 326697, 342254, 373368, 435596, 513381, 611688, 653394, 684508, 871192, 1026762, 1197889, 1306788, 1369016, 2053524, 2395778, 2613576, 3593667, 4107048, 4791556, 7187334, 9583112, 14374668, 28749336]

約数ペア:

[(1, 28749336), (2, 14374668), (3, 9583112), (4, 7187334), (6, 4791556), (7, 4107048), (8, 3593667), (11, 2613576), (12, 2395778), (14, 2053524), (21, 1369016), (22, 1306788), (24, 1197889), (28, 1026762), (33, 871192), (42, 684508), (44, 653394), (47, 611688), (56, 513381), (66, 435596), (77, 373368), (84, 342254), (88, 326697), (94, 305844), (132, 217798), (141, 203896), (154, 186684), (168, 171127), (188, 152922), (231, 124456), (264, 108899), (282, 101948), (308, 93342), (329, 87384), (331, 86856), (376, 76461), (462, 62228), (517, 55608), (564, 50974), (616, 46671), (658, 43692), (662, 43428), (924, 31114), (987, 29128), (993, 28952), (1034, 27804), (1128, 25487), (1316, 21846), (1324, 21714), (1551, 18536), (1848, 15557), (1974, 14564), (1986, 14476), (2068, 13902), (2317, 12408), (2632, 10923), (2648, 10857), (3102, 9268), (3619, 7944), (3641, 7896), (3948, 7282), (3972, 7238), (4136, 6951), (4634, 6204)]