28828735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11987}}^1$

素因数の和:12042

約数の個数: 16

約数和(自身を含む): 38265696

約数和(自身を除く): 9436961

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 11987, 59935, 155831, 443519, 779155, 2217595, 5765747, 28828735]

約数ペア:

[(1, 28828735), (5, 5765747), (13, 2217595), (37, 779155), (65, 443519), (185, 155831), (481, 59935), (2405, 11987)]