40394319

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{17977}}^1$

素因数の和:18094

約数の個数: 16

約数和(自身を含む): 62131968

約数和(自身を除く): 21737649

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 17977, 53931, 125839, 377517, 1923539, 5770617, 13464773, 40394319]

約数ペア:

[(1, 40394319), (3, 13464773), (7, 5770617), (21, 1923539), (107, 377517), (321, 125839), (749, 53931), (2247, 17977)]