68217565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{24407}}^1$

素因数の和:24468

約数の個数: 16

約数和(自身を含む): 90211968

約数和(自身を除く): 21994403

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 24407, 122035, 317291, 1049501, 1586455, 5247505, 13643513, 68217565]

約数ペア:

[(1, 68217565), (5, 13643513), (13, 5247505), (43, 1586455), (65, 1049501), (215, 317291), (559, 122035), (2795, 24407)]