90864221

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2851}}^1$

素因数の和:3044

約数の個数: 16

約数和(自身を含む): 108147840

約数和(自身を除く): 17283619

約数列:

[1, 7, 29, 157, 203, 1099, 2851, 4553, 19957, 31871, 82679, 447607, 578753, 3133249, 12980603, 90864221]

約数ペア:

[(1, 90864221), (7, 12980603), (29, 3133249), (157, 578753), (203, 447607), (1099, 82679), (2851, 31871), (4553, 19957)]