179972037

素因数分解:

$3^4\times 7^1\times {\mathrm{317411}}^1$

素因数の和:317430

約数の個数: 20

約数和(自身を含む): 307254816

約数和(自身を除く): 127282779

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 317411, 952233, 2221877, 2856699, 6665631, 8570097, 19996893, 25710291, 59990679, 179972037]

約数ペア:

[(1, 179972037), (3, 59990679), (7, 25710291), (9, 19996893), (21, 8570097), (27, 6665631), (63, 2856699), (81, 2221877), (189, 952233), (567, 317411)]