291213355

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{4523}}^1$

素因数の和:4770

約数の個数: 16

約数和(自身を含む): 356129280

約数和(自身を除く): 64915925

約数列:

[1, 5, 79, 163, 395, 815, 4523, 12877, 22615, 64385, 357317, 737249, 1786585, 3686245, 58242671, 291213355]

約数ペア:

[(1, 291213355), (5, 58242671), (79, 3686245), (163, 1786585), (395, 737249), (815, 357317), (4523, 64385), (12877, 22615)]