12491985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{75709}}^1$

素因数の和:75728

約数の個数: 16

約数和(自身を含む): 21804480

約数和(自身を除く): 9312495

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 75709, 227127, 378545, 832799, 1135635, 2498397, 4163995, 12491985]

約数ペア:

[(1, 12491985), (3, 4163995), (5, 2498397), (11, 1135635), (15, 832799), (33, 378545), (55, 227127), (165, 75709)]