28106377

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 32836104

約数和(自身を除く): 4729727

約数列:

[1, 13, 19, 53, 113, 247, 361, 689, 1007, 1469, 2147, 4693, 5989, 13091, 19133, 27911, 40793, 77857, 113791, 248729, 530309, 1479283, 2162029, 28106377]

約数ペア:

[(1, 28106377), (13, 2162029), (19, 1479283), (53, 530309), (113, 248729), (247, 113791), (361, 77857), (689, 40793), (1007, 27911), (1469, 19133), (2147, 13091), (4693, 5989)]