816097923

素因数分解:

$3^4\times {\mathrm{569}}^1\times {\mathrm{17707}}^1$

素因数の和:18288

約数の個数: 20

約数和(自身を含む): 1221320760

約数和(自身を除く): 405222837

約数列:

[1, 3, 9, 27, 81, 569, 1707, 5121, 15363, 17707, 46089, 53121, 159363, 478089, 1434267, 10075283, 30225849, 90677547, 272032641, 816097923]

約数ペア:

[(1, 816097923), (3, 272032641), (9, 90677547), (27, 30225849), (81, 10075283), (569, 1434267), (1707, 478089), (5121, 159363), (15363, 53121), (17707, 46089)]