2193657309

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{873619}}^1$

素因数の和:873662

約数の個数: 20

約数和(自身を含む): 3382656640

約数和(自身を除く): 1188999331

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 873619, 2620857, 7862571, 23587713, 27082189, 70763139, 81246567, 243739701, 731219103, 2193657309]

約数ペア:

[(1, 2193657309), (3, 731219103), (9, 243739701), (27, 81246567), (31, 70763139), (81, 27082189), (93, 23587713), (279, 7862571), (837, 2620857), (2511, 873619)]