137408085

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7253}}^1$

素因数の和:7685

約数の個数: 24

約数和(自身を含む): 238772664

約数和(自身を除く): 101364579

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 3789, 6315, 7253, 18945, 21759, 36265, 65277, 108795, 326385, 3053513, 9160539, 15267565, 27481617, 45802695, 137408085]

約数ペア:

[(1, 137408085), (3, 45802695), (5, 27481617), (9, 15267565), (15, 9160539), (45, 3053513), (421, 326385), (1263, 108795), (2105, 65277), (3789, 36265), (6315, 21759), (7253, 18945)]