80657343

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 136980480

約数和(自身を除く): 56323137

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 97, 103, 117, 207, 291, 299, 309, 351, 621, 873, 897, 927, 1261, 1339, 2231, 2369, 2619, 2691, 2781, 3783, 4017, 6693, 7107, 8073, 9991, 11349, 12051, 20079, 21321, 29003, 29973, 30797, 34047, 36153, 60237, 63963, 87009, 89919, 92391, 129883, 229793, 261027, 269757, 277173, 389649, 689379, 783081, 831519, 1168947, 2068137, 2987309, 3506841, 6204411, 8961927, 26885781, 80657343]

約数ペア:

[(1, 80657343), (3, 26885781), (9, 8961927), (13, 6204411), (23, 3506841), (27, 2987309), (39, 2068137), (69, 1168947), (97, 831519), (103, 783081), (117, 689379), (207, 389649), (291, 277173), (299, 269757), (309, 261027), (351, 229793), (621, 129883), (873, 92391), (897, 89919), (927, 87009), (1261, 63963), (1339, 60237), (2231, 36153), (2369, 34047), (2619, 30797), (2691, 29973), (2781, 29003), (3783, 21321), (4017, 20079), (6693, 12051), (7107, 11349), (8073, 9991)]