12996405

素因数分解:

$3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{857}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 22620312

約数和(自身を除く): 9623907

約数列:

[1, 3, 5, 9, 15, 45, 337, 857, 1011, 1685, 2571, 3033, 4285, 5055, 7713, 12855, 15165, 38565, 288809, 866427, 1444045, 2599281, 4332135, 12996405]

約数ペア:

[(1, 12996405), (3, 4332135), (5, 2599281), (9, 1444045), (15, 866427), (45, 288809), (337, 38565), (857, 15165), (1011, 12855), (1685, 7713), (2571, 5055), (3033, 4285)]