17855968494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{460609}}^1$

素因数の和:460705

約数の個数: 64

約数和(自身を含む): 44572308480

約数和(自身を除く): 26716339986

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 71, 78, 91, 142, 182, 213, 273, 426, 497, 546, 923, 994, 1491, 1846, 2769, 2982, 5538, 6461, 12922, 19383, 38766, 460609, 921218, 1381827, 2763654, 3224263, 5987917, 6448526, 9672789, 11975834, 17963751, 19345578, 32703239, 35927502, 41915419, 65406478, 83830838, 98109717, 125746257, 196219434, 228922673, 251492514, 425142107, 457845346, 686768019, 850284214, 1275426321, 1373536038, 2550852642, 2975994749, 5951989498, 8927984247, 17855968494]

約数ペア:

[(1, 17855968494), (2, 8927984247), (3, 5951989498), (6, 2975994749), (7, 2550852642), (13, 1373536038), (14, 1275426321), (21, 850284214), (26, 686768019), (39, 457845346), (42, 425142107), (71, 251492514), (78, 228922673), (91, 196219434), (142, 125746257), (182, 98109717), (213, 83830838), (273, 65406478), (426, 41915419), (497, 35927502), (546, 32703239), (923, 19345578), (994, 17963751), (1491, 11975834), (1846, 9672789), (2769, 6448526), (2982, 5987917), (5538, 3224263), (6461, 2763654), (12922, 1381827), (19383, 921218), (38766, 460609)]