161853309

素因数分解:

$3^{10}\times {\mathrm{2741}}^1$

素因数の和:2771

約数の個数: 22

約数和(自身を含む): 242867166

約数和(自身を除く): 81013857

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 2741, 6561, 8223, 19683, 24669, 59049, 74007, 222021, 666063, 1998189, 5994567, 17983701, 53951103, 161853309]

約数ペア:

[(1, 161853309), (3, 53951103), (9, 17983701), (27, 5994567), (81, 1998189), (243, 666063), (729, 222021), (2187, 74007), (2741, 59049), (6561, 24669), (8223, 19683)]