7157215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 9324000

約数和(自身を除く): 2166785

約数列:

[1, 5, 13, 65, 149, 739, 745, 1937, 3695, 9607, 9685, 48035, 110111, 550555, 1431443, 7157215]

約数ペア:

[(1, 7157215), (5, 1431443), (13, 550555), (65, 110111), (149, 48035), (739, 9685), (745, 9607), (1937, 3695)]