26580489

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 38825280

約数和(自身を除く): 12244791

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 509, 1339, 1527, 4017, 6617, 17407, 19851, 52221, 52427, 86021, 157281, 258063, 681551, 2044653, 8860163, 26580489]

約数ペア:

[(1, 26580489), (3, 8860163), (13, 2044653), (39, 681551), (103, 258063), (169, 157281), (309, 86021), (507, 52427), (509, 52221), (1339, 19851), (1527, 17407), (4017, 6617)]