1245492521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{3137}}^1\times {\mathrm{4363}}^1$

素因数の和:7520

約数の個数: 16

約数和(自身を含む): 1533753984

約数和(自身を除く): 288261463

約数列:

[1, 7, 13, 91, 3137, 4363, 21959, 30541, 40781, 56719, 285467, 397033, 13686731, 95807117, 177927503, 1245492521]

約数ペア:

[(1, 1245492521), (7, 177927503), (13, 95807117), (91, 13686731), (3137, 397033), (4363, 285467), (21959, 56719), (30541, 40781)]