81170916

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{21611}}^1$

素因数の和:21931

約数の個数: 24

約数和(自身を含む): 190012704

約数和(自身を除く): 108841788

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 21611, 43222, 64833, 86444, 129666, 259332, 6764243, 13528486, 20292729, 27056972, 40585458, 81170916]

約数ペア:

[(1, 81170916), (2, 40585458), (3, 27056972), (4, 20292729), (6, 13528486), (12, 6764243), (313, 259332), (626, 129666), (939, 86444), (1252, 64833), (1878, 43222), (3756, 21611)]