208542924

素因数分解:

$2^2\times 3^4\times {\mathrm{643651}}^1$

素因数の和:643667

約数の個数: 30

約数和(自身を含む): 545173244

約数和(自身を除く): 336630320

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 643651, 1287302, 1930953, 2574604, 3861906, 5792859, 7723812, 11585718, 17378577, 23171436, 34757154, 52135731, 69514308, 104271462, 208542924]

約数ペア:

[(1, 208542924), (2, 104271462), (3, 69514308), (4, 52135731), (6, 34757154), (9, 23171436), (12, 17378577), (18, 11585718), (27, 7723812), (36, 5792859), (54, 3861906), (81, 2574604), (108, 1930953), (162, 1287302), (324, 643651)]