28772653

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1$

素因数の和:2701

約数の個数: 24

約数和(自身を含む): 38179512

約数和(自身を除く): 9406859

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 2657, 10829, 18599, 34541, 45169, 130193, 241787, 316183, 587197, 1692509, 2213281, 4110379, 28772653]

約数ペア:

[(1, 28772653), (7, 4110379), (13, 2213281), (17, 1692509), (49, 587197), (91, 316183), (119, 241787), (221, 130193), (637, 45169), (833, 34541), (1547, 18599), (2657, 10829)]