1570890429

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{42437}}^1$

素因数の和:42906

約数の個数: 20

約数和(自身を含む): 2351829084

約数和(自身を除く): 780938655

約数列:

[1, 3, 9, 27, 81, 457, 1371, 4113, 12339, 37017, 42437, 127311, 381933, 1145799, 3437397, 19393709, 58181127, 174543381, 523630143, 1570890429]

約数ペア:

[(1, 1570890429), (3, 523630143), (9, 174543381), (27, 58181127), (81, 19393709), (457, 3437397), (1371, 1145799), (4113, 381933), (12339, 127311), (37017, 42437)]