28140177

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1607}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 40521600

約数和(自身を除く): 12381423

約数列:

[1, 3, 13, 39, 449, 1347, 1607, 4821, 5837, 17511, 20891, 62673, 721543, 2164629, 9380059, 28140177]

約数ペア:

[(1, 28140177), (3, 9380059), (13, 2164629), (39, 721543), (449, 62673), (1347, 20891), (1607, 17511), (4821, 5837)]