28523824

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 68138496

約数和(自身を除く): 39614672

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 71, 112, 119, 136, 142, 211, 238, 272, 284, 422, 476, 497, 568, 844, 952, 994, 1136, 1207, 1477, 1688, 1904, 1988, 2414, 2954, 3376, 3587, 3976, 4828, 5908, 7174, 7952, 8449, 9656, 11816, 14348, 14981, 16898, 19312, 23632, 25109, 28696, 29962, 33796, 50218, 57392, 59924, 67592, 100436, 104867, 119848, 135184, 200872, 209734, 239696, 254677, 401744, 419468, 509354, 838936, 1018708, 1677872, 1782739, 2037416, 3565478, 4074832, 7130956, 14261912, 28523824]

約数ペア:

[(1, 28523824), (2, 14261912), (4, 7130956), (7, 4074832), (8, 3565478), (14, 2037416), (16, 1782739), (17, 1677872), (28, 1018708), (34, 838936), (56, 509354), (68, 419468), (71, 401744), (112, 254677), (119, 239696), (136, 209734), (142, 200872), (211, 135184), (238, 119848), (272, 104867), (284, 100436), (422, 67592), (476, 59924), (497, 57392), (568, 50218), (844, 33796), (952, 29962), (994, 28696), (1136, 25109), (1207, 23632), (1477, 19312), (1688, 16898), (1904, 14981), (1988, 14348), (2414, 11816), (2954, 9656), (3376, 8449), (3587, 7952), (3976, 7174), (4828, 5908)]