2168986568

素因数分解:

$2^3\times 7^4\times {\mathrm{112921}}^1$

素因数の和:112955

約数の個数: 40

約数和(自身を含む): 4744417830

約数和(自身を除く): 2575431262

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2401, 2744, 4802, 9604, 19208, 112921, 225842, 451684, 790447, 903368, 1580894, 3161788, 5533129, 6323576, 11066258, 22132516, 38731903, 44265032, 77463806, 154927612, 271123321, 309855224, 542246642, 1084493284, 2168986568]

約数ペア:

[(1, 2168986568), (2, 1084493284), (4, 542246642), (7, 309855224), (8, 271123321), (14, 154927612), (28, 77463806), (49, 44265032), (56, 38731903), (98, 22132516), (196, 11066258), (343, 6323576), (392, 5533129), (686, 3161788), (1372, 1580894), (2401, 903368), (2744, 790447), (4802, 451684), (9604, 225842), (19208, 112921)]