26881647

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 39888144

約数和(自身を除く): 13006497

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1433, 1443, 4299, 6253, 18629, 18759, 53021, 55887, 159063, 242177, 689273, 726531, 2067819, 8960549, 26881647]

約数ペア:

[(1, 26881647), (3, 8960549), (13, 2067819), (37, 726531), (39, 689273), (111, 242177), (169, 159063), (481, 55887), (507, 53021), (1433, 18759), (1443, 18629), (4299, 6253)]