16746665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8311}}^1$

素因数の和:8360

約数の個数: 16

約数和(自身を含む): 22342656

約数和(自身を除く): 5595991

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 8311, 41555, 108043, 257641, 540215, 1288205, 3349333, 16746665]

約数ペア:

[(1, 16746665), (5, 3349333), (13, 1288205), (31, 540215), (65, 257641), (155, 108043), (403, 41555), (2015, 8311)]