12579905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 16423680

約数和(自身を除く): 3843775

約数列:

[1, 5, 13, 65, 103, 515, 1339, 1879, 6695, 9395, 24427, 122135, 193537, 967685, 2515981, 12579905]

約数ペア:

[(1, 12579905), (5, 2515981), (13, 967685), (65, 193537), (103, 122135), (515, 24427), (1339, 9395), (1879, 6695)]