331320132016

素因数分解:

$2^4\times {\mathrm{39671}}^1\times {\mathrm{521981}}^1$

素因数の和:561660

約数の個数: 20

約数和(自身を含む): 641950167024

約数和(自身を除く): 310630035008

約数列:

[1, 2, 4, 8, 16, 39671, 79342, 158684, 317368, 521981, 634736, 1043962, 2087924, 4175848, 8351696, 20707508251, 41415016502, 82830033004, 165660066008, 331320132016]

約数ペア:

[(1, 331320132016), (2, 165660066008), (4, 82830033004), (8, 41415016502), (16, 20707508251), (39671, 8351696), (79342, 4175848), (158684, 2087924), (317368, 1043962), (521981, 634736)]