421056333

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 634726400

約数和(自身を除く): 213670067

約数列:

[1, 3, 9, 27, 79, 237, 307, 643, 711, 921, 1929, 2133, 2763, 5787, 8289, 17361, 24253, 50797, 72759, 152391, 197401, 218277, 457173, 592203, 654831, 1371519, 1776609, 5329827, 15594679, 46784037, 140352111, 421056333]

約数ペア:

[(1, 421056333), (3, 140352111), (9, 46784037), (27, 15594679), (79, 5329827), (237, 1776609), (307, 1371519), (643, 654831), (711, 592203), (921, 457173), (1929, 218277), (2133, 197401), (2763, 152391), (5787, 72759), (8289, 50797), (17361, 24253)]