90391357

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{2909}}^1$

素因数の和:3132

約数の個数: 16

約数和(自身を含む): 108391680

約数和(自身を除く): 18000323

約数列:

[1, 7, 23, 161, 193, 1351, 2909, 4439, 20363, 31073, 66907, 468349, 561437, 3930059, 12913051, 90391357]

約数ペア:

[(1, 90391357), (7, 12913051), (23, 3930059), (161, 561437), (193, 468349), (1351, 66907), (2909, 31073), (4439, 20363)]