81667924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{8677}}^1$

素因数の和:8875

約数の個数: 24

約数和(自身を含む): 154780808

約数和(自身を除く): 73112884

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 4706, 8677, 9412, 17354, 34708, 112801, 225602, 451204, 1570537, 3141074, 6282148, 20416981, 40833962, 81667924]

約数ペア:

[(1, 81667924), (2, 40833962), (4, 20416981), (13, 6282148), (26, 3141074), (52, 1570537), (181, 451204), (362, 225602), (724, 112801), (2353, 34708), (4706, 17354), (8677, 9412)]