90385561

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{15173}}^1$

素因数の和:15240

約数の個数: 16

約数和(自身を含む): 110709504

約数和(自身を除く): 20323943

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 15173, 106211, 348979, 561401, 2442853, 3929807, 12912223, 90385561]

約数ペア:

[(1, 90385561), (7, 12912223), (23, 3929807), (37, 2442853), (161, 561401), (259, 348979), (851, 106211), (5957, 15173)]