39973995

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6781}}^1$

素因数の和:6923

約数の個数: 24

約数和(自身を含む): 69827472

約数和(自身を除く): 29853477

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 6781, 20343, 33905, 61029, 101715, 305145, 888311, 2664933, 4441555, 7994799, 13324665, 39973995]

約数ペア:

[(1, 39973995), (3, 13324665), (5, 7994799), (9, 4441555), (15, 2664933), (45, 888311), (131, 305145), (393, 101715), (655, 61029), (1179, 33905), (1965, 20343), (5895, 6781)]