28690233

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66877}}^1$

素因数の和:66904

約数の個数: 16

約数和(自身を含む): 44942016

約数和(自身を除く): 16251783

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 66877, 200631, 735647, 869401, 2206941, 2608203, 9563411, 28690233]

約数ペア:

[(1, 28690233), (3, 9563411), (11, 2608203), (13, 2206941), (33, 869401), (39, 735647), (143, 200631), (429, 66877)]