30900779

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1409}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 38216640

約数和(自身を除く): 7315861

約数列:

[1, 7, 13, 91, 241, 1409, 1687, 3133, 9863, 18317, 21931, 128219, 339569, 2376983, 4414397, 30900779]

約数ペア:

[(1, 30900779), (7, 4414397), (13, 2376983), (91, 339569), (241, 128219), (1409, 21931), (1687, 18317), (3133, 9863)]