2523521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2552

約数の個数: 16

約数和(自身を含む): 3389568

約数和(自身を除く): 866047

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2521, 17647, 27731, 32773, 194117, 229411, 360503, 2523521]

約数ペア:

[(1, 2523521), (7, 360503), (11, 229411), (13, 194117), (77, 32773), (91, 27731), (143, 17647), (1001, 2521)]