8909245

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 11128320

約数和(自身を除く): 2219075

約数列:

[1, 5, 31, 155, 229, 251, 1145, 1255, 7099, 7781, 35495, 38905, 57479, 287395, 1781849, 8909245]

約数ペア:

[(1, 8909245), (5, 1781849), (31, 287395), (155, 57479), (229, 38905), (251, 35495), (1145, 7781), (1255, 7099)]