8444215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 10993248

約数和(自身を除く): 2549033

約数列:

[1, 5, 13, 65, 163, 797, 815, 2119, 3985, 10361, 10595, 51805, 129911, 649555, 1688843, 8444215]

約数ペア:

[(1, 8444215), (5, 1688843), (13, 649555), (65, 129911), (163, 51805), (797, 10595), (815, 10361), (2119, 3985)]