159326721

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{74071}}^1$

素因数の和:74316

約数の個数: 12

約数和(自身を含む): 231104640

約数和(自身を除く): 71777919

約数列:

[1, 3, 9, 239, 717, 2151, 74071, 222213, 666639, 17702969, 53108907, 159326721]

約数ペア:

[(1, 159326721), (3, 53108907), (9, 17702969), (239, 666639), (717, 222213), (2151, 74071)]