51008093145

素因数分解:

$3^4\times 5^1\times {\mathrm{125945909}}^1$

素因数の和:125945926

約数の個数: 20

約数和(自身を含む): 91436730660

約数和(自身を除く): 40428637515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 125945909, 377837727, 629729545, 1133513181, 1889188635, 3400539543, 5667565905, 10201618629, 17002697715, 51008093145]

約数ペア:

[(1, 51008093145), (3, 17002697715), (5, 10201618629), (9, 5667565905), (15, 3400539543), (27, 1889188635), (45, 1133513181), (81, 629729545), (135, 377837727), (405, 125945909)]