6650991

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:692

約数の個数: 20

約数和(自身を含む): 10017832

約数和(自身を除く): 3366841

約数列:

[1, 3, 9, 27, 81, 157, 471, 523, 1413, 1569, 4239, 4707, 12717, 14121, 42363, 82111, 246333, 738999, 2216997, 6650991]

約数ペア:

[(1, 6650991), (3, 2216997), (9, 738999), (27, 246333), (81, 82111), (157, 42363), (471, 14121), (523, 12717), (1413, 4707), (1569, 4239)]