13415215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1637}}^1$

素因数の和:1802

約数の個数: 16

約数和(自身を含む): 17690400

約数和(自身を除く): 4275185

約数列:

[1, 5, 11, 55, 149, 745, 1637, 1639, 8185, 8195, 18007, 90035, 243913, 1219565, 2683043, 13415215]

約数ペア:

[(1, 13415215), (5, 2683043), (11, 1219565), (55, 243913), (149, 90035), (745, 18007), (1637, 8195), (1639, 8185)]