28679751

素因数分解:

$3^4\times {\mathrm{523}}^1\times {\mathrm{677}}^1$

素因数の和:1212

約数の個数: 20

約数和(自身を含む): 42987912

約数和(自身を除く): 14308161

約数列:

[1, 3, 9, 27, 81, 523, 677, 1569, 2031, 4707, 6093, 14121, 18279, 42363, 54837, 354071, 1062213, 3186639, 9559917, 28679751]

約数ペア:

[(1, 28679751), (3, 9559917), (9, 3186639), (27, 1062213), (81, 354071), (523, 54837), (677, 42363), (1569, 18279), (2031, 14121), (4707, 6093)]