2278913

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 2849280

約数和(自身を除く): 570367

約数列:

[1, 7, 13, 79, 91, 317, 553, 1027, 2219, 4121, 7189, 25043, 28847, 175301, 325559, 2278913]

約数ペア:

[(1, 2278913), (7, 325559), (13, 175301), (79, 28847), (91, 25043), (317, 7189), (553, 4121), (1027, 2219)]