28861781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 31852800

約数和(自身を除く): 2991019

約数列:

[1, 13, 79, 157, 179, 1027, 2041, 2327, 12403, 14141, 28103, 161239, 183833, 365339, 2220137, 28861781]

約数ペア:

[(1, 28861781), (13, 2220137), (79, 365339), (157, 183833), (179, 161239), (1027, 28103), (2041, 14141), (2327, 12403)]