210880508

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{742537}}^1$

素因数の和:742612

約数の個数: 12

約数和(自身を含む): 374239152

約数和(自身を除く): 163358644

約数列:

[1, 2, 4, 71, 142, 284, 742537, 1485074, 2970148, 52720127, 105440254, 210880508]

約数ペア:

[(1, 210880508), (2, 105440254), (4, 52720127), (71, 2970148), (142, 1485074), (284, 742537)]