1280521912

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{13903}}^1$

素因数の和:14335

約数の個数: 32

約数和(自身を含む): 2490206400

約数和(自身を除く): 1209684488

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 397, 794, 1588, 3176, 11513, 13903, 23026, 27806, 46052, 55612, 92104, 111224, 403187, 806374, 1612748, 3225496, 5519491, 11038982, 22077964, 44155928, 160065239, 320130478, 640260956, 1280521912]

約数ペア:

[(1, 1280521912), (2, 640260956), (4, 320130478), (8, 160065239), (29, 44155928), (58, 22077964), (116, 11038982), (232, 5519491), (397, 3225496), (794, 1612748), (1588, 806374), (3176, 403187), (11513, 111224), (13903, 92104), (23026, 55612), (27806, 46052)]