28415244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 80720640

約数和(自身を除く): 52305396

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 429, 571, 572, 638, 754, 858, 957, 1131, 1142, 1276, 1508, 1713, 1716, 1914, 2262, 2284, 3426, 3828, 4147, 4524, 6281, 6852, 7423, 8294, 12441, 12562, 14846, 16559, 16588, 18843, 22269, 24882, 25124, 29692, 33118, 37686, 44538, 49677, 49764, 66236, 75372, 81653, 89076, 99354, 163306, 182149, 198708, 215267, 244959, 326612, 364298, 430534, 489918, 546447, 645801, 728596, 861068, 979836, 1092894, 1291602, 2185788, 2367937, 2583204, 4735874, 7103811, 9471748, 14207622, 28415244]

約数ペア:

[(1, 28415244), (2, 14207622), (3, 9471748), (4, 7103811), (6, 4735874), (11, 2583204), (12, 2367937), (13, 2185788), (22, 1291602), (26, 1092894), (29, 979836), (33, 861068), (39, 728596), (44, 645801), (52, 546447), (58, 489918), (66, 430534), (78, 364298), (87, 326612), (116, 244959), (132, 215267), (143, 198708), (156, 182149), (174, 163306), (286, 99354), (319, 89076), (348, 81653), (377, 75372), (429, 66236), (571, 49764), (572, 49677), (638, 44538), (754, 37686), (858, 33118), (957, 29692), (1131, 25124), (1142, 24882), (1276, 22269), (1508, 18843), (1713, 16588), (1716, 16559), (1914, 14846), (2262, 12562), (2284, 12441), (3426, 8294), (3828, 7423), (4147, 6852), (4524, 6281)]