2163005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 2830464

約数和(自身を除く): 667459

約数列:

[1, 5, 13, 65, 107, 311, 535, 1391, 1555, 4043, 6955, 20215, 33277, 166385, 432601, 2163005]

約数ペア:

[(1, 2163005), (5, 432601), (13, 166385), (65, 33277), (107, 20215), (311, 6955), (535, 4043), (1391, 1555)]