12461778

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 72

約数和(自身を含む): 32011200

約数和(自身を除く): 19549422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 199, 213, 294, 398, 426, 441, 497, 597, 639, 882, 994, 1194, 1278, 1393, 1491, 1791, 2786, 2982, 3479, 3582, 4179, 4473, 6958, 8358, 8946, 9751, 10437, 12537, 14129, 19502, 20874, 25074, 28258, 29253, 31311, 42387, 58506, 62622, 84774, 87759, 98903, 127161, 175518, 197806, 254322, 296709, 593418, 692321, 890127, 1384642, 1780254, 2076963, 4153926, 6230889, 12461778]

約数ペア:

[(1, 12461778), (2, 6230889), (3, 4153926), (6, 2076963), (7, 1780254), (9, 1384642), (14, 890127), (18, 692321), (21, 593418), (42, 296709), (49, 254322), (63, 197806), (71, 175518), (98, 127161), (126, 98903), (142, 87759), (147, 84774), (199, 62622), (213, 58506), (294, 42387), (398, 31311), (426, 29253), (441, 28258), (497, 25074), (597, 20874), (639, 19502), (882, 14129), (994, 12537), (1194, 10437), (1278, 9751), (1393, 8946), (1491, 8358), (1791, 6958), (2786, 4473), (2982, 4179), (3479, 3582)]