61080405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239531}}^1$

素因数の和:239556

約数の個数: 16

約数和(自身を含む): 103477824

約数和(自身を除く): 42397419

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 239531, 718593, 1197655, 3592965, 4072027, 12216081, 20360135, 61080405]

約数ペア:

[(1, 61080405), (3, 20360135), (5, 12216081), (15, 4072027), (17, 3592965), (51, 1197655), (85, 718593), (255, 239531)]