918492064

素因数分解:

$2^5\times 7^2\times {\mathrm{643}}^1\times {\mathrm{911}}^1$

素因数の和:1578

約数の個数: 72

約数和(自身を含む): 2109094848

約数和(自身を除く): 1190602784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 643, 784, 911, 1286, 1568, 1822, 2572, 3644, 4501, 5144, 6377, 7288, 9002, 10288, 12754, 14576, 18004, 20576, 25508, 29152, 31507, 36008, 44639, 51016, 63014, 72016, 89278, 102032, 126028, 144032, 178556, 204064, 252056, 357112, 504112, 585773, 714224, 1008224, 1171546, 1428448, 2343092, 4100411, 4686184, 8200822, 9372368, 16401644, 18744736, 28702877, 32803288, 57405754, 65606576, 114811508, 131213152, 229623016, 459246032, 918492064]

約数ペア:

[(1, 918492064), (2, 459246032), (4, 229623016), (7, 131213152), (8, 114811508), (14, 65606576), (16, 57405754), (28, 32803288), (32, 28702877), (49, 18744736), (56, 16401644), (98, 9372368), (112, 8200822), (196, 4686184), (224, 4100411), (392, 2343092), (643, 1428448), (784, 1171546), (911, 1008224), (1286, 714224), (1568, 585773), (1822, 504112), (2572, 357112), (3644, 252056), (4501, 204064), (5144, 178556), (6377, 144032), (7288, 126028), (9002, 102032), (10288, 89278), (12754, 72016), (14576, 63014), (18004, 51016), (20576, 44639), (25508, 36008), (29152, 31507)]