81706796

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{739}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 144957120

約数和(自身を除く): 63250324

約数列:

[1, 2, 4, 131, 211, 262, 422, 524, 739, 844, 1478, 2956, 27641, 55282, 96809, 110564, 155929, 193618, 311858, 387236, 623716, 20426699, 40853398, 81706796]

約数ペア:

[(1, 81706796), (2, 40853398), (4, 20426699), (131, 623716), (211, 387236), (262, 311858), (422, 193618), (524, 155929), (739, 110564), (844, 96809), (1478, 55282), (2956, 27641)]