280812108094

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40949}}^1\times {\mathrm{6899}}^1$

素因数の和:47928

約数の個数: 32

約数和(自身を含む): 488255040000

約数和(自身を除く): 207442931906

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 6899, 13798, 40949, 48293, 81898, 96586, 286643, 489829, 573286, 979658, 2907379, 3428803, 5814758, 6857606, 20351653, 40703306, 282507151, 565014302, 1977550057, 3955100114, 20058007721, 40116015442, 140406054047, 280812108094]

約数ペア:

[(1, 280812108094), (2, 140406054047), (7, 40116015442), (14, 20058007721), (71, 3955100114), (142, 1977550057), (497, 565014302), (994, 282507151), (6899, 40703306), (13798, 20351653), (40949, 6857606), (48293, 5814758), (81898, 3428803), (96586, 2907379), (286643, 979658), (489829, 573286)]