81583866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49807}}^1$

素因数の和:49835

約数の個数: 48

約数和(自身を含む): 217561344

約数和(自身を除く): 135977478

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 49807, 99614, 149421, 298842, 348649, 448263, 647491, 697298, 896526, 1045947, 1294982, 1942473, 2091894, 3137841, 3884946, 4532437, 5827419, 6275682, 9064874, 11654838, 13597311, 27194622, 40791933, 81583866]

約数ペア:

[(1, 81583866), (2, 40791933), (3, 27194622), (6, 13597311), (7, 11654838), (9, 9064874), (13, 6275682), (14, 5827419), (18, 4532437), (21, 3884946), (26, 3137841), (39, 2091894), (42, 1942473), (63, 1294982), (78, 1045947), (91, 896526), (117, 697298), (126, 647491), (182, 448263), (234, 348649), (273, 298842), (546, 149421), (819, 99614), (1638, 49807)]