389135889

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{487}}^1\times {\mathrm{1889}}^1$

素因数の和:2429

約数の個数: 24

約数和(自身を含む): 575527680

約数和(自身を除く): 186391791

約数列:

[1, 3, 9, 47, 141, 423, 487, 1461, 1889, 4383, 5667, 17001, 22889, 68667, 88783, 206001, 266349, 799047, 919943, 2759829, 8279487, 43237321, 129711963, 389135889]

約数ペア:

[(1, 389135889), (3, 129711963), (9, 43237321), (47, 8279487), (141, 2759829), (423, 919943), (487, 799047), (1461, 266349), (1889, 206001), (4383, 88783), (5667, 68667), (17001, 22889)]