1991231177

素因数分解:

${\mathrm{13}}^3\times {\mathrm{683}}^1\times {\mathrm{1327}}^1$

素因数の和:2049

約数の個数: 16

約数和(自身を含む): 2161877760

約数和(自身を除く): 170646583

約数列:

[1, 13, 169, 683, 1327, 2197, 8879, 17251, 115427, 224263, 906341, 1500551, 2915419, 11782433, 153171629, 1991231177]

約数ペア:

[(1, 1991231177), (13, 153171629), (169, 11782433), (683, 2915419), (1327, 1500551), (2197, 906341), (8879, 224263), (17251, 115427)]