131521973

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1511}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 147837312

約数和(自身を除く): 16315339

約数列:

[1, 11, 41, 193, 451, 1511, 2123, 7913, 16621, 61951, 87043, 291623, 681461, 3207853, 11956543, 131521973]

約数ペア:

[(1, 131521973), (11, 11956543), (41, 3207853), (193, 681461), (451, 291623), (1511, 87043), (2123, 61951), (7913, 16621)]