12906405

素因数分解:

$3^3\times 5^1\times {\mathrm{95603}}^1$

素因数の和:95617

約数の個数: 16

約数和(自身を含む): 22944960

約数和(自身を除く): 10038555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 95603, 286809, 478015, 860427, 1434045, 2581281, 4302135, 12906405]

約数ペア:

[(1, 12906405), (3, 4302135), (5, 2581281), (9, 1434045), (15, 860427), (27, 478015), (45, 286809), (135, 95603)]