1247859

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:531

約数の個数: 16

約数和(自身を含む): 1869600

約数和(自身を除く): 621741

約数列:

[1, 3, 9, 27, 113, 339, 409, 1017, 1227, 3051, 3681, 11043, 46217, 138651, 415953, 1247859]

約数ペア:

[(1, 1247859), (3, 415953), (9, 138651), (27, 46217), (113, 11043), (339, 3681), (409, 3051), (1017, 1227)]