905890585

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1\times {\mathrm{4091}}^1$

素因数の和:4824

約数の個数: 16

約数和(自身を含む): 1105232832

約数和(自身を除く): 199342247

約数列:

[1, 5, 67, 335, 661, 3305, 4091, 20455, 44287, 221435, 274097, 1370485, 2704151, 13520755, 181178117, 905890585]

約数ペア:

[(1, 905890585), (5, 181178117), (67, 13520755), (335, 2704151), (661, 1370485), (3305, 274097), (4091, 221435), (20455, 44287)]