123320449

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{1583}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 145981440

約数和(自身を除く): 22660991

約数列:

[1, 7, 31, 217, 359, 1583, 2513, 11081, 11129, 49073, 77903, 343511, 568297, 3978079, 17617207, 123320449]

約数ペア:

[(1, 123320449), (7, 17617207), (31, 3978079), (217, 568297), (359, 343511), (1583, 77903), (2513, 49073), (11081, 11129)]