243562488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{780649}}^1$

素因数の和:780671

約数の個数: 32

約数和(自身を含む): 655746000

約数和(自身を除く): 412183512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 780649, 1561298, 2341947, 3122596, 4683894, 6245192, 9367788, 10148437, 18735576, 20296874, 30445311, 40593748, 60890622, 81187496, 121781244, 243562488]

約数ペア:

[(1, 243562488), (2, 121781244), (3, 81187496), (4, 60890622), (6, 40593748), (8, 30445311), (12, 20296874), (13, 18735576), (24, 10148437), (26, 9367788), (39, 6245192), (52, 4683894), (78, 3122596), (104, 2341947), (156, 1561298), (312, 780649)]