12907945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 16329600

約数和(自身を除く): 3421655

約数列:

[1, 5, 23, 107, 115, 535, 1049, 2461, 5245, 12305, 24127, 112243, 120635, 561215, 2581589, 12907945]

約数ペア:

[(1, 12907945), (5, 2581589), (23, 561215), (107, 120635), (115, 112243), (535, 24127), (1049, 12305), (2461, 5245)]