16648965

素因数分解:

$3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{883}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 28959840

約数和(自身を除く): 12310875

約数列:

[1, 3, 5, 9, 15, 45, 419, 883, 1257, 2095, 2649, 3771, 4415, 6285, 7947, 13245, 18855, 39735, 369977, 1109931, 1849885, 3329793, 5549655, 16648965]

約数ペア:

[(1, 16648965), (3, 5549655), (5, 3329793), (9, 1849885), (15, 1109931), (45, 369977), (419, 39735), (883, 18855), (1257, 13245), (2095, 7947), (2649, 6285), (3771, 4415)]