68075721

素因数分解:

$3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 120393728

約数和(自身を除く): 52318007

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 279, 567, 651, 837, 1291, 1701, 1953, 2511, 3873, 5859, 7533, 9037, 11619, 17577, 27111, 34857, 40021, 52731, 81333, 104571, 120063, 243999, 280147, 313713, 360189, 731997, 840441, 1080567, 2195991, 2521323, 3241701, 7563969, 9725103, 22691907, 68075721]

約数ペア:

[(1, 68075721), (3, 22691907), (7, 9725103), (9, 7563969), (21, 3241701), (27, 2521323), (31, 2195991), (63, 1080567), (81, 840441), (93, 731997), (189, 360189), (217, 313713), (243, 280147), (279, 243999), (567, 120063), (651, 104571), (837, 81333), (1291, 52731), (1701, 40021), (1953, 34857), (2511, 27111), (3873, 17577), (5859, 11619), (7533, 9037)]