2981980799

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47881}}^1$

素因数の和:47967

約数の個数: 24

約数和(自身を含む): 3668144256

約数和(自身を除く): 686163457

約数列:

[1, 7, 31, 41, 49, 217, 287, 1271, 1519, 2009, 8897, 47881, 62279, 335167, 1484311, 1963121, 2346169, 10390177, 13741847, 60856751, 72731239, 96192929, 425997257, 2981980799]

約数ペア:

[(1, 2981980799), (7, 425997257), (31, 96192929), (41, 72731239), (49, 60856751), (217, 13741847), (287, 10390177), (1271, 2346169), (1519, 1963121), (2009, 1484311), (8897, 335167), (47881, 62279)]