18047043

素因数分解:

$3^4\times 7^2\times {\mathrm{4547}}^1$

素因数の和:4573

約数の個数: 30

約数和(自身を含む): 31367556

約数和(自身を除く): 13320513

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4547, 13641, 31829, 40923, 95487, 122769, 222803, 286461, 368307, 668409, 859383, 2005227, 2578149, 6015681, 18047043]

約数ペア:

[(1, 18047043), (3, 6015681), (7, 2578149), (9, 2005227), (21, 859383), (27, 668409), (49, 368307), (63, 286461), (81, 222803), (147, 122769), (189, 95487), (441, 40923), (567, 31829), (1323, 13641), (3969, 4547)]