1902222415

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1\times {\mathrm{4157}}^1$

素因数の和:5522

約数の個数: 16

約数和(自身を含む): 2317170240

約数和(自身を除く): 414947825

約数列:

[1, 5, 71, 355, 1289, 4157, 6445, 20785, 91519, 295147, 457595, 1475735, 5358373, 26791865, 380444483, 1902222415]

約数ペア:

[(1, 1902222415), (5, 380444483), (71, 26791865), (355, 5358373), (1289, 1475735), (4157, 457595), (6445, 295147), (20785, 91519)]