121542005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{81299}}^1$

素因数の和:81340

約数の個数: 16

約数和(自身を含む): 163900800

約数和(自身を除く): 42358795

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 81299, 406495, 1056887, 1869877, 5284435, 9349385, 24308401, 121542005]

約数ペア:

[(1, 121542005), (5, 24308401), (13, 9349385), (23, 5284435), (65, 1869877), (115, 1056887), (299, 406495), (1495, 81299)]