28202511

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 38415104

約数和(自身を除く): 10212593

約数列:

[1, 3, 67, 193, 201, 579, 727, 2181, 12931, 38793, 48709, 140311, 146127, 420933, 9400837, 28202511]

約数ペア:

[(1, 28202511), (3, 9400837), (67, 420933), (193, 146127), (201, 140311), (579, 48709), (727, 38793), (2181, 12931)]