1808421309

素因数分解:

$3^5\times {\mathrm{1063}}^1\times {\mathrm{7001}}^1$

素因数の和:8079

約数の個数: 24

約数和(自身を含む): 2711846592

約数和(自身を除く): 903425283

約数列:

[1, 3, 9, 27, 81, 243, 1063, 3189, 7001, 9567, 21003, 28701, 63009, 86103, 189027, 258309, 567081, 1701243, 7442063, 22326189, 66978567, 200935701, 602807103, 1808421309]

約数ペア:

[(1, 1808421309), (3, 602807103), (9, 200935701), (27, 66978567), (81, 22326189), (243, 7442063), (1063, 1701243), (3189, 567081), (7001, 258309), (9567, 189027), (21003, 86103), (28701, 63009)]