561781528

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10247}}^1$

素因数の和:10360

約数の個数: 64

約数和(自身を含む): 1328140800

約数和(自身を除く): 766359272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 89, 154, 178, 308, 356, 616, 623, 712, 979, 1246, 1958, 2492, 3916, 4984, 6853, 7832, 10247, 13706, 20494, 27412, 40988, 54824, 71729, 81976, 112717, 143458, 225434, 286916, 450868, 573832, 789019, 901736, 911983, 1578038, 1823966, 3156076, 3647932, 6312152, 6383881, 7295864, 10031813, 12767762, 20063626, 25535524, 40127252, 51071048, 70222691, 80254504, 140445382, 280890764, 561781528]

約数ペア:

[(1, 561781528), (2, 280890764), (4, 140445382), (7, 80254504), (8, 70222691), (11, 51071048), (14, 40127252), (22, 25535524), (28, 20063626), (44, 12767762), (56, 10031813), (77, 7295864), (88, 6383881), (89, 6312152), (154, 3647932), (178, 3156076), (308, 1823966), (356, 1578038), (616, 911983), (623, 901736), (712, 789019), (979, 573832), (1246, 450868), (1958, 286916), (2492, 225434), (3916, 143458), (4984, 112717), (6853, 81976), (7832, 71729), (10247, 54824), (13706, 40988), (20494, 27412)]