157515376

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{60397}}^1$

素因数の和:60568

約数の個数: 20

約数和(自身を含む): 307063432

約数和(自身を除く): 149548056

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 60397, 120794, 241588, 483176, 966352, 9844711, 19689422, 39378844, 78757688, 157515376]

約数ペア:

[(1, 157515376), (2, 78757688), (4, 39378844), (8, 19689422), (16, 9844711), (163, 966352), (326, 483176), (652, 241588), (1304, 120794), (2608, 60397)]