40559565

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20641}}^1$

素因数の和:20780

約数の個数: 16

約数和(自身を含む): 65393856

約数和(自身を除く): 24834291

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 20641, 61923, 103205, 309615, 2703971, 8111913, 13519855, 40559565]

約数ペア:

[(1, 40559565), (3, 13519855), (5, 8111913), (15, 2703971), (131, 309615), (393, 103205), (655, 61923), (1965, 20641)]