558273317

素因数分解:

$7^4\times {\mathrm{157}}^1\times {\mathrm{1481}}^1$

素因数の和:1666

約数の個数: 20

約数和(自身を含む): 655870956

約数和(自身を除く): 97597639

約数列:

[1, 7, 49, 157, 343, 1099, 1481, 2401, 7693, 10367, 53851, 72569, 232517, 376957, 507983, 1627619, 3555881, 11393333, 79753331, 558273317]

約数ペア:

[(1, 558273317), (7, 79753331), (49, 11393333), (157, 3555881), (343, 1627619), (1099, 507983), (1481, 376957), (2401, 232517), (7693, 72569), (10367, 53851)]