80817961

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2843}}^1$

素因数の和:3012

約数の個数: 16

約数和(自身を含む): 96104448

約数和(自身を除く): 15286487

約数列:

[1, 7, 31, 131, 217, 917, 2843, 4061, 19901, 28427, 88133, 372433, 616931, 2607031, 11545423, 80817961]

約数ペア:

[(1, 80817961), (7, 11545423), (31, 2607031), (131, 616931), (217, 372433), (917, 88133), (2843, 28427), (4061, 19901)]