2506755321

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{244109}}^1$

素因数の和:244285

約数の個数: 24

約数和(自身を含む): 4163540160

約数和(自身を除く): 1656784839

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 244109, 732327, 1708763, 2196981, 5126289, 15378867, 39789767, 119369301, 278528369, 358107903, 835585107, 2506755321]

約数ペア:

[(1, 2506755321), (3, 835585107), (7, 358107903), (9, 278528369), (21, 119369301), (63, 39789767), (163, 15378867), (489, 5126289), (1141, 2196981), (1467, 1708763), (3423, 732327), (10269, 244109)]