28719021

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{577}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 39285504

約数和(自身を除く): 10566483

約数列:

[1, 3, 47, 141, 353, 577, 1059, 1731, 16591, 27119, 49773, 81357, 203681, 611043, 9573007, 28719021]

約数ペア:

[(1, 28719021), (3, 9573007), (47, 611043), (141, 203681), (353, 81357), (577, 49773), (1059, 27119), (1731, 16591)]