28490119

素因数分解:

$7^2\times {\mathrm{229}}^1\times {\mathrm{2539}}^1$

素因数の和:2782

約数の個数: 12

約数和(自身を含む): 33299400

約数和(自身を除く): 4809281

約数列:

[1, 7, 49, 229, 1603, 2539, 11221, 17773, 124411, 581431, 4070017, 28490119]

約数ペア:

[(1, 28490119), (7, 4070017), (49, 581431), (229, 124411), (1603, 17773), (2539, 11221)]