81653908

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{100559}}^1$

素因数の和:100599

約数の個数: 24

約数和(自身を含む): 168940800

約数和(自身を除く): 87286892

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 100559, 201118, 402236, 703913, 1407826, 2815652, 2916211, 5832422, 11664844, 20413477, 40826954, 81653908]

約数ペア:

[(1, 81653908), (2, 40826954), (4, 20413477), (7, 11664844), (14, 5832422), (28, 2916211), (29, 2815652), (58, 1407826), (116, 703913), (203, 402236), (406, 201118), (812, 100559)]