220948559

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 241496640

約数和(自身を除く): 20548081

約数列:

[1, 13, 109, 241, 647, 1417, 3133, 8411, 26269, 70523, 155927, 341497, 916799, 2027051, 16996043, 220948559]

約数ペア:

[(1, 220948559), (13, 16996043), (109, 2027051), (241, 916799), (647, 341497), (1417, 155927), (3133, 70523), (8411, 26269)]