15806421

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2287

約数の個数: 24

約数和(自身を含む): 24504480

約数和(自身を除く): 8698059

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2243, 2349, 6729, 7047, 20187, 60561, 65047, 181683, 195141, 545049, 585423, 1756269, 5268807, 15806421]

約数ペア:

[(1, 15806421), (3, 5268807), (9, 1756269), (27, 585423), (29, 545049), (81, 195141), (87, 181683), (243, 65047), (261, 60561), (783, 20187), (2243, 7047), (2349, 6729)]