127890405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167177}}^1$

素因数の和:167205

約数の個数: 24

約数和(自身を含む): 234717912

約数和(自身を除く): 106827507

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 167177, 501531, 835885, 1504593, 2507655, 2842009, 7522965, 8526027, 14210045, 25578081, 42630135, 127890405]

約数ペア:

[(1, 127890405), (3, 42630135), (5, 25578081), (9, 14210045), (15, 8526027), (17, 7522965), (45, 2842009), (51, 2507655), (85, 1504593), (153, 835885), (255, 501531), (765, 167177)]