9801995

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2719}}^1$

素因数の和:2834

約数の個数: 16

約数和(自身を含む): 13578240

約数和(自身を除く): 3776245

約数列:

[1, 5, 7, 35, 103, 515, 721, 2719, 3605, 13595, 19033, 95165, 280057, 1400285, 1960399, 9801995]

約数ペア:

[(1, 9801995), (5, 1960399), (7, 1400285), (35, 280057), (103, 95165), (515, 19033), (721, 13595), (2719, 3605)]