28597712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 38897968

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 176, 208, 232, 286, 319, 377, 431, 464, 572, 638, 754, 862, 1144, 1276, 1508, 1724, 2288, 2552, 3016, 3448, 4147, 4741, 5104, 5603, 6032, 6896, 8294, 9482, 11206, 12499, 16588, 18964, 22412, 24998, 33176, 37928, 44824, 49996, 61633, 66352, 75856, 89648, 99992, 123266, 137489, 162487, 199984, 246532, 274978, 324974, 493064, 549956, 649948, 986128, 1099912, 1299896, 1787357, 2199824, 2599792, 3574714, 7149428, 14298856, 28597712]

約数ペア:

[(1, 28597712), (2, 14298856), (4, 7149428), (8, 3574714), (11, 2599792), (13, 2199824), (16, 1787357), (22, 1299896), (26, 1099912), (29, 986128), (44, 649948), (52, 549956), (58, 493064), (88, 324974), (104, 274978), (116, 246532), (143, 199984), (176, 162487), (208, 137489), (232, 123266), (286, 99992), (319, 89648), (377, 75856), (431, 66352), (464, 61633), (572, 49996), (638, 44824), (754, 37928), (862, 33176), (1144, 24998), (1276, 22412), (1508, 18964), (1724, 16588), (2288, 12499), (2552, 11206), (3016, 9482), (3448, 8294), (4147, 6896), (4741, 6032), (5104, 5603)]