28091404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3823}}^1$

素因数の和:4005

約数の個数: 24

約数和(自身を含む): 53964288

約数和(自身を除く): 25872884

約数列:

[1, 2, 4, 11, 22, 44, 167, 334, 668, 1837, 3674, 3823, 7348, 7646, 15292, 42053, 84106, 168212, 638441, 1276882, 2553764, 7022851, 14045702, 28091404]

約数ペア:

[(1, 28091404), (2, 14045702), (4, 7022851), (11, 2553764), (22, 1276882), (44, 638441), (167, 168212), (334, 84106), (668, 42053), (1837, 15292), (3674, 7646), (3823, 7348)]