28866189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7741}}^1$

素因数の和:7868

約数の個数: 16

約数和(自身を含む): 42364224

約数和(自身を除く): 13498035

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 7741, 23223, 85151, 255453, 874733, 2624199, 9622063, 28866189]

約数ペア:

[(1, 28866189), (3, 9622063), (11, 2624199), (33, 874733), (113, 255453), (339, 85151), (1243, 23223), (3729, 7741)]