86680972

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{65867}}^1$

素因数の和:65925

約数の個数: 24

約数和(自身を含む): 177053184

約数和(自身を除く): 90372212

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 65867, 131734, 263468, 461069, 922138, 1844276, 3095749, 6191498, 12382996, 21670243, 43340486, 86680972]

約数ペア:

[(1, 86680972), (2, 43340486), (4, 21670243), (7, 12382996), (14, 6191498), (28, 3095749), (47, 1844276), (94, 922138), (188, 461069), (329, 263468), (658, 131734), (1316, 65867)]