12291237128

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{2223451}}^1$

素因数の和:2224148

約数の個数: 16

約数和(自身を含む): 23079431760

約数和(自身を除く): 10788194632

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 5528, 2223451, 4446902, 8893804, 17787608, 1536404641, 3072809282, 6145618564, 12291237128]

約数ペア:

[(1, 12291237128), (2, 6145618564), (4, 3072809282), (8, 1536404641), (691, 17787608), (1382, 8893804), (2764, 4446902), (5528, 2223451)]