1255348521

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{423961}}^1$

素因数の和:424021

約数の個数: 24

約数和(自身を含む): 2116418304

約数和(自身を除く): 861069783

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 423961, 1271883, 2967727, 3815649, 8903181, 19926167, 26709543, 59778501, 139483169, 179335503, 418449507, 1255348521]

約数ペア:

[(1, 1255348521), (3, 418449507), (7, 179335503), (9, 139483169), (21, 59778501), (47, 26709543), (63, 19926167), (141, 8903181), (329, 3815649), (423, 2967727), (987, 1271883), (2961, 423961)]