12781496

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 29964480

約数和(自身を除く): 17182984

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 97, 104, 181, 182, 194, 362, 364, 388, 679, 724, 728, 776, 1261, 1267, 1358, 1448, 2353, 2522, 2534, 2716, 4706, 5044, 5068, 5432, 8827, 9412, 10088, 10136, 16471, 17557, 17654, 18824, 32942, 35114, 35308, 65884, 70228, 70616, 122899, 131768, 140456, 228241, 245798, 456482, 491596, 912964, 983192, 1597687, 1825928, 3195374, 6390748, 12781496]

約数ペア:

[(1, 12781496), (2, 6390748), (4, 3195374), (7, 1825928), (8, 1597687), (13, 983192), (14, 912964), (26, 491596), (28, 456482), (52, 245798), (56, 228241), (91, 140456), (97, 131768), (104, 122899), (181, 70616), (182, 70228), (194, 65884), (362, 35308), (364, 35114), (388, 32942), (679, 18824), (724, 17654), (728, 17557), (776, 16471), (1261, 10136), (1267, 10088), (1358, 9412), (1448, 8827), (2353, 5432), (2522, 5068), (2534, 5044), (2716, 4706)]