28161891

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{5827}}^1$

素因数の和:6015

約数の個数: 16

約数和(自身を含む): 41961600

約数和(自身を除く): 13799709

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4833, 5827, 17481, 52443, 157329, 1043033, 3129099, 9387297, 28161891]

約数ペア:

[(1, 28161891), (3, 9387297), (9, 3129099), (27, 1043033), (179, 157329), (537, 52443), (1611, 17481), (4833, 5827)]