3251421

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 20

約数和(自身を含む): 4909212

約数和(自身を除く): 1657791

約数列:

[1, 3, 9, 27, 81, 137, 293, 411, 879, 1233, 2637, 3699, 7911, 11097, 23733, 40141, 120423, 361269, 1083807, 3251421]

約数ペア:

[(1, 3251421), (3, 1083807), (9, 361269), (27, 120423), (81, 40141), (137, 23733), (293, 11097), (411, 7911), (879, 3699), (1233, 2637)]