220561679

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 241514784

約数和(自身を除く): 20953105

約数列:

[1, 13, 101, 173, 971, 1313, 2249, 12623, 17473, 98071, 167983, 227149, 1274923, 2183779, 16966283, 220561679]

約数ペア:

[(1, 220561679), (13, 16966283), (101, 2183779), (173, 1274923), (971, 227149), (1313, 167983), (2249, 98071), (12623, 17473)]