12015405

素因数分解:

$3^3\times 5^1\times {\mathrm{89003}}^1$

素因数の和:89017

約数の個数: 16

約数和(自身を含む): 21360960

約数和(自身を除く): 9345555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 89003, 267009, 445015, 801027, 1335045, 2403081, 4005135, 12015405]

約数ペア:

[(1, 12015405), (3, 4005135), (5, 2403081), (9, 1335045), (15, 801027), (27, 445015), (45, 267009), (135, 89003)]