23903721

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{5639}}^1$

素因数の和:5805

約数の個数: 16

約数和(自身を含む): 35644800

約数和(自身を除く): 11741079

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 5639, 16917, 50751, 152253, 885323, 2655969, 7967907, 23903721]

約数ペア:

[(1, 23903721), (3, 7967907), (9, 2655969), (27, 885323), (157, 152253), (471, 50751), (1413, 16917), (4239, 5639)]