30906655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 41827968

約数和(自身を除く): 10921313

約数列:

[1, 5, 13, 37, 65, 71, 181, 185, 355, 481, 905, 923, 2353, 2405, 2627, 4615, 6697, 11765, 12851, 13135, 33485, 34151, 64255, 87061, 167063, 170755, 435305, 475487, 835315, 2377435, 6181331, 30906655]

約数ペア:

[(1, 30906655), (5, 6181331), (13, 2377435), (37, 835315), (65, 475487), (71, 435305), (181, 170755), (185, 167063), (355, 87061), (481, 64255), (905, 34151), (923, 33485), (2353, 13135), (2405, 12851), (2627, 11765), (4615, 6697)]