1667960028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{991}}^1\times {\mathrm{6679}}^1$

素因数の和:7687

約数の個数: 72

約数和(自身を含む): 4824135680

約数和(自身を除く): 3156175652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 991, 1982, 2973, 3964, 5946, 6679, 6937, 8919, 11892, 13358, 13874, 17838, 20037, 20811, 26716, 27748, 35676, 40074, 41622, 46753, 60111, 62433, 80148, 83244, 93506, 120222, 124866, 140259, 187012, 240444, 249732, 280518, 420777, 561036, 841554, 1683108, 6618889, 13237778, 19856667, 26475556, 39713334, 46332223, 59570001, 79426668, 92664446, 119140002, 138996669, 185328892, 238280004, 277993338, 416990007, 555986676, 833980014, 1667960028]

約数ペア:

[(1, 1667960028), (2, 833980014), (3, 555986676), (4, 416990007), (6, 277993338), (7, 238280004), (9, 185328892), (12, 138996669), (14, 119140002), (18, 92664446), (21, 79426668), (28, 59570001), (36, 46332223), (42, 39713334), (63, 26475556), (84, 19856667), (126, 13237778), (252, 6618889), (991, 1683108), (1982, 841554), (2973, 561036), (3964, 420777), (5946, 280518), (6679, 249732), (6937, 240444), (8919, 187012), (11892, 140259), (13358, 124866), (13874, 120222), (17838, 93506), (20037, 83244), (20811, 80148), (26716, 62433), (27748, 60111), (35676, 46753), (40074, 41622)]