208068021

素因数分解:

$3^5\times 7^1\times {\mathrm{122321}}^1$

素因数の和:122343

約数の個数: 24

約数和(自身を含む): 356201664

約数和(自身を除く): 148133643

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 122321, 366963, 856247, 1100889, 2568741, 3302667, 7706223, 9908001, 23118669, 29724003, 69356007, 208068021]

約数ペア:

[(1, 208068021), (3, 69356007), (7, 29724003), (9, 23118669), (21, 9908001), (27, 7706223), (63, 3302667), (81, 2568741), (189, 1100889), (243, 856247), (567, 366963), (1701, 122321)]