318996855

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{11059}}^1$

素因数の和:11711

約数の個数: 24

約数和(自身を含む): 553840560

約数和(自身を除く): 234843705

約数列:

[1, 3, 5, 9, 15, 45, 641, 1923, 3205, 5769, 9615, 11059, 28845, 33177, 55295, 99531, 165885, 497655, 7088819, 21266457, 35444095, 63799371, 106332285, 318996855]

約数ペア:

[(1, 318996855), (3, 106332285), (5, 63799371), (9, 35444095), (15, 21266457), (45, 7088819), (641, 497655), (1923, 165885), (3205, 99531), (5769, 55295), (9615, 33177), (11059, 28845)]