3890965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 5193216

約数和(自身を除く): 1302251

約数列:

[1, 5, 13, 31, 65, 155, 403, 1931, 2015, 9655, 25103, 59861, 125515, 299305, 778193, 3890965]

約数ペア:

[(1, 3890965), (5, 778193), (13, 299305), (31, 125515), (65, 59861), (155, 25103), (403, 9655), (1931, 2015)]