90972574

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1213}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 170620416

約数和(自身を除く): 79647842

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 487, 974, 1213, 2426, 3409, 5357, 6818, 8491, 10714, 13343, 16982, 26686, 37499, 74998, 93401, 186802, 590731, 1181462, 4135117, 6498041, 8270234, 12996082, 45486287, 90972574]

約数ペア:

[(1, 90972574), (2, 45486287), (7, 12996082), (11, 8270234), (14, 6498041), (22, 4135117), (77, 1181462), (154, 590731), (487, 186802), (974, 93401), (1213, 74998), (2426, 37499), (3409, 26686), (5357, 16982), (6818, 13343), (8491, 10714)]