40338567

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{1571}}^1$

素因数の和:1900

約数の個数: 20

約数和(自身を含む): 60487416

約数和(自身を除く): 20148849

約数列:

[1, 3, 9, 27, 81, 317, 951, 1571, 2853, 4713, 8559, 14139, 25677, 42417, 127251, 498007, 1494021, 4482063, 13446189, 40338567]

約数ペア:

[(1, 40338567), (3, 13446189), (9, 4482063), (27, 1494021), (81, 498007), (317, 127251), (951, 42417), (1571, 25677), (2853, 14139), (4713, 8559)]