81353404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{12409}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 156366000

約数和(自身を除く): 75012596

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 12409, 24818, 49636, 136499, 272998, 545996, 1848941, 3697882, 7395764, 20338351, 40676702, 81353404]

約数ペア:

[(1, 81353404), (2, 40676702), (4, 20338351), (11, 7395764), (22, 3697882), (44, 1848941), (149, 545996), (298, 272998), (596, 136499), (1639, 49636), (3278, 24818), (6556, 12409)]