30981105

素因数分解:

$3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{947}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 53831232

約数和(自身を除く): 22850127

約数列:

[1, 3, 5, 9, 15, 45, 727, 947, 2181, 2841, 3635, 4735, 6543, 8523, 10905, 14205, 32715, 42615, 688469, 2065407, 3442345, 6196221, 10327035, 30981105]

約数ペア:

[(1, 30981105), (3, 10327035), (5, 6196221), (9, 3442345), (15, 2065407), (45, 688469), (727, 42615), (947, 32715), (2181, 14205), (2841, 10905), (3635, 8523), (4735, 6543)]