13988195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12659}}^1$

素因数の和:12694

約数の個数: 16

約数和(自身を含む): 19141920

約数和(自身を除く): 5153725

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 12659, 63295, 164567, 215203, 822835, 1076015, 2797639, 13988195]

約数ペア:

[(1, 13988195), (5, 2797639), (13, 1076015), (17, 822835), (65, 215203), (85, 164567), (221, 63295), (1105, 12659)]