6645321

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 11007360

約数和(自身を除く): 4362039

約数列:

[1, 3, 9, 23, 27, 29, 41, 69, 81, 87, 123, 207, 243, 261, 369, 621, 667, 783, 943, 1107, 1189, 1863, 2001, 2349, 2829, 3321, 3567, 5589, 6003, 7047, 8487, 9963, 10701, 18009, 25461, 27347, 32103, 54027, 76383, 82041, 96309, 162081, 229149, 246123, 288927, 738369, 2215107, 6645321]

約数ペア:

[(1, 6645321), (3, 2215107), (9, 738369), (23, 288927), (27, 246123), (29, 229149), (41, 162081), (69, 96309), (81, 82041), (87, 76383), (123, 54027), (207, 32103), (243, 27347), (261, 25461), (369, 18009), (621, 10701), (667, 9963), (783, 8487), (943, 7047), (1107, 6003), (1189, 5589), (1863, 3567), (2001, 3321), (2349, 2829)]