71930971

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 86184000

約数和(自身を除く): 14253029

約数列:

[1, 7, 49, 59, 139, 179, 413, 973, 1253, 2891, 6811, 8201, 8771, 10561, 24881, 57407, 73927, 174167, 401849, 517489, 1219169, 1467979, 10275853, 71930971]

約数ペア:

[(1, 71930971), (7, 10275853), (49, 1467979), (59, 1219169), (139, 517489), (179, 401849), (413, 174167), (973, 73927), (1253, 57407), (2891, 24881), (6811, 10561), (8201, 8771)]