81769028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1279}}^1\times {\mathrm{1453}}^1$

素因数の和:2747

約数の個数: 24

約数和(自身を含む): 156334080

約数和(自身を除く): 74565052

約数列:

[1, 2, 4, 11, 22, 44, 1279, 1453, 2558, 2906, 5116, 5812, 14069, 15983, 28138, 31966, 56276, 63932, 1858387, 3716774, 7433548, 20442257, 40884514, 81769028]

約数ペア:

[(1, 81769028), (2, 40884514), (4, 20442257), (11, 7433548), (22, 3716774), (44, 1858387), (1279, 63932), (1453, 56276), (2558, 31966), (2906, 28138), (5116, 15983), (5812, 14069)]