2628855

素因数分解:

$3^4\times 5^1\times {\mathrm{6491}}^1$

素因数の和:6508

約数の個数: 20

約数和(自身を含む): 4713192

約数和(自身を除く): 2084337

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6491, 19473, 32455, 58419, 97365, 175257, 292095, 525771, 876285, 2628855]

約数ペア:

[(1, 2628855), (3, 876285), (5, 525771), (9, 292095), (15, 175257), (27, 97365), (45, 58419), (81, 32455), (135, 19473), (405, 6491)]