40278889

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:900

約数の個数: 16

約数和(自身を含む): 47738880

約数和(自身を除く): 7459991

約数列:

[1, 7, 31, 217, 419, 443, 2933, 3101, 12989, 13733, 90923, 96131, 185617, 1299319, 5754127, 40278889]

約数ペア:

[(1, 40278889), (7, 5754127), (31, 1299319), (217, 185617), (419, 96131), (443, 90923), (2933, 13733), (3101, 12989)]