207974945

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{2131}}^1$

素因数の和:2416

約数の個数: 16

約数和(自身を含む): 253281600

約数和(自身を除く): 45306655

約数列:

[1, 5, 131, 149, 655, 745, 2131, 10655, 19519, 97595, 279161, 317519, 1395805, 1587595, 41594989, 207974945]

約数ペア:

[(1, 207974945), (5, 41594989), (131, 1587595), (149, 1395805), (655, 317519), (745, 279161), (2131, 97595), (10655, 19519)]