12911350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3637}}^1$

素因数の和:3720

約数の個数: 24

約数和(自身を含む): 24360048

約数和(自身を除く): 11448698

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 3637, 7274, 18185, 36370, 90925, 181850, 258227, 516454, 1291135, 2582270, 6455675, 12911350]

約数ペア:

[(1, 12911350), (2, 6455675), (5, 2582270), (10, 1291135), (25, 516454), (50, 258227), (71, 181850), (142, 90925), (355, 36370), (710, 18185), (1775, 7274), (3550, 3637)]