12958075

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{3067}}^1$

素因数の和:3103

約数の個数: 18

約数和(自身を含む): 17404764

約数和(自身を除く): 4446689

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 3067, 4225, 15335, 39871, 76675, 199355, 518323, 996775, 2591615, 12958075]

約数ペア:

[(1, 12958075), (5, 2591615), (13, 996775), (25, 518323), (65, 199355), (169, 76675), (325, 39871), (845, 15335), (3067, 4225)]