28657824

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{22963}}^1$

素因数の和:22989

約数の個数: 48

約数和(自身を含む): 81016992

約数和(自身を除く): 52359168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 22963, 45926, 68889, 91852, 137778, 183704, 275556, 298519, 367408, 551112, 597038, 734816, 895557, 1102224, 1194076, 1791114, 2204448, 2388152, 3582228, 4776304, 7164456, 9552608, 14328912, 28657824]

約数ペア:

[(1, 28657824), (2, 14328912), (3, 9552608), (4, 7164456), (6, 4776304), (8, 3582228), (12, 2388152), (13, 2204448), (16, 1791114), (24, 1194076), (26, 1102224), (32, 895557), (39, 734816), (48, 597038), (52, 551112), (78, 367408), (96, 298519), (104, 275556), (156, 183704), (208, 137778), (312, 91852), (416, 68889), (624, 45926), (1248, 22963)]