55790189

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1997}}^1$

素因数の和:2324

約数の個数: 16

約数和(自身を含む): 68923008

約数和(自身を除く): 13132819

約数列:

[1, 7, 13, 91, 307, 1997, 2149, 3991, 13979, 25961, 27937, 181727, 613079, 4291553, 7970027, 55790189]

約数ペア:

[(1, 55790189), (7, 7970027), (13, 4291553), (91, 613079), (307, 181727), (1997, 27937), (2149, 25961), (3991, 13979)]