90221663

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{1693}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 107982336

約数和(自身を除く): 17760673

約数列:

[1, 7, 23, 161, 331, 1693, 2317, 7613, 11851, 38939, 53291, 272573, 560383, 3922681, 12888809, 90221663]

約数ペア:

[(1, 90221663), (7, 12888809), (23, 3922681), (161, 560383), (331, 272573), (1693, 53291), (2317, 38939), (7613, 11851)]