2223721175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{6842219}}^1$

素因数の和:6842242

約数の個数: 12

約数和(自身を含む): 2969523480

約数和(自身を除く): 745802305

約数列:

[1, 5, 13, 25, 65, 325, 6842219, 34211095, 88948847, 171055475, 444744235, 2223721175]

約数ペア:

[(1, 2223721175), (5, 444744235), (13, 171055475), (25, 88948847), (65, 34211095), (325, 6842219)]