220636403

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{3109}}^1$

素因数の和:3278

約数の個数: 16

約数和(自身を含む): 244520640

約数和(自身を除く): 23884237

約数列:

[1, 13, 53, 103, 689, 1339, 3109, 5459, 40417, 70967, 164777, 320227, 2142101, 4162951, 16972031, 220636403]

約数ペア:

[(1, 220636403), (13, 16972031), (53, 4162951), (103, 2142101), (689, 320227), (1339, 164777), (3109, 70967), (5459, 40417)]