51864057

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 95622912

約数和(自身を除く): 43758855

約数列:

[1, 3, 7, 9, 21, 23, 27, 41, 63, 69, 81, 97, 123, 161, 189, 207, 287, 291, 369, 483, 567, 621, 679, 861, 873, 943, 1107, 1449, 1863, 2037, 2231, 2583, 2619, 2829, 3321, 3977, 4347, 6111, 6601, 6693, 7749, 7857, 8487, 11931, 13041, 15617, 18333, 19803, 20079, 23247, 25461, 27839, 35793, 46851, 54999, 59409, 60237, 76383, 83517, 91471, 107379, 140553, 178227, 180711, 250551, 274413, 322137, 421659, 534681, 640297, 751653, 823239, 1264977, 1920891, 2254959, 2469717, 5762673, 7409151, 17288019, 51864057]

約数ペア:

[(1, 51864057), (3, 17288019), (7, 7409151), (9, 5762673), (21, 2469717), (23, 2254959), (27, 1920891), (41, 1264977), (63, 823239), (69, 751653), (81, 640297), (97, 534681), (123, 421659), (161, 322137), (189, 274413), (207, 250551), (287, 180711), (291, 178227), (369, 140553), (483, 107379), (567, 91471), (621, 83517), (679, 76383), (861, 60237), (873, 59409), (943, 54999), (1107, 46851), (1449, 35793), (1863, 27839), (2037, 25461), (2231, 23247), (2583, 20079), (2619, 19803), (2829, 18333), (3321, 15617), (3977, 13041), (4347, 11931), (6111, 8487), (6601, 7857), (6693, 7749)]