157027409

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{291331}}^1$

素因数の和:291356

約数の個数: 12

約数和(自身を含む): 199271088

約数和(自身を除く): 42243679

約数列:

[1, 7, 11, 49, 77, 539, 291331, 2039317, 3204641, 14275219, 22432487, 157027409]

約数ペア:

[(1, 157027409), (7, 22432487), (11, 14275219), (49, 3204641), (77, 2039317), (539, 291331)]