90311517

素因数分解:

$3^4\times {\mathrm{857}}^1\times {\mathrm{1301}}^1$

素因数の和:2170

約数の個数: 20

約数和(自身を含む): 135171036

約数和(自身を除く): 44859519

約数列:

[1, 3, 9, 27, 81, 857, 1301, 2571, 3903, 7713, 11709, 23139, 35127, 69417, 105381, 1114957, 3344871, 10034613, 30103839, 90311517]

約数ペア:

[(1, 90311517), (3, 30103839), (9, 10034613), (27, 3344871), (81, 1114957), (857, 105381), (1301, 69417), (2571, 35127), (3903, 23139), (7713, 11709)]