520080831

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{207121}}^1$

素因数の和:207164

約数の個数: 20

約数和(自身を含む): 801976384

約数和(自身を除く): 281895553

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 207121, 621363, 1864089, 5592267, 6420751, 16776801, 19262253, 57786759, 173360277, 520080831]

約数ペア:

[(1, 520080831), (3, 173360277), (9, 57786759), (27, 19262253), (31, 16776801), (81, 6420751), (93, 5592267), (279, 1864089), (837, 621363), (2511, 207121)]