1389509145

素因数分解:

$3^2\times 5^1\times {\mathrm{30877981}}^1$

素因数の和:30877992

約数の個数: 12

約数和(自身を含む): 2408482596

約数和(自身を除く): 1018973451

約数列:

[1, 3, 5, 9, 15, 45, 30877981, 92633943, 154389905, 277901829, 463169715, 1389509145]

約数ペア:

[(1, 1389509145), (3, 463169715), (5, 277901829), (9, 154389905), (15, 92633943), (45, 30877981)]