28356565345

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{320939}}^1$

素因数の和:321416

約数の個数: 16

約数和(自身を含む): 34938812160

約数和(自身を除く): 6582246815

約数列:

[1, 5, 41, 205, 431, 2155, 17671, 88355, 320939, 1604695, 13158499, 65792495, 138324709, 691623545, 5671313069, 28356565345]

約数ペア:

[(1, 28356565345), (5, 5671313069), (41, 691623545), (205, 138324709), (431, 65792495), (2155, 13158499), (17671, 1604695), (88355, 320939)]