204513985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{85037}}^1$

素因数の和:85092

約数の個数: 16

約数和(自身を含む): 271441296

約数和(自身を除く): 66927311

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 85037, 425185, 1105481, 3146369, 5527405, 15731845, 40902797, 204513985]

約数ペア:

[(1, 204513985), (5, 40902797), (13, 15731845), (37, 5527405), (65, 3146369), (185, 1105481), (481, 425185), (2405, 85037)]