81106916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{5569}}^1$

素因数の和:5915

約数の個数: 24

約数和(自身を含む): 155336160

約数和(自身を除く): 74229244

約数列:

[1, 2, 4, 11, 22, 44, 331, 662, 1324, 3641, 5569, 7282, 11138, 14564, 22276, 61259, 122518, 245036, 1843339, 3686678, 7373356, 20276729, 40553458, 81106916]

約数ペア:

[(1, 81106916), (2, 40553458), (4, 20276729), (11, 7373356), (22, 3686678), (44, 1843339), (331, 245036), (662, 122518), (1324, 61259), (3641, 22276), (5569, 14564), (7282, 11138)]