268542405

素因数分解:

$3^3\times 5^1\times {\mathrm{1989203}}^1$

素因数の和:1989217

約数の個数: 16

約数和(自身を含む): 477408960

約数和(自身を除く): 208866555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1989203, 5967609, 9946015, 17902827, 29838045, 53708481, 89514135, 268542405]

約数ペア:

[(1, 268542405), (3, 89514135), (5, 53708481), (9, 29838045), (15, 17902827), (27, 9946015), (45, 5967609), (135, 1989203)]