406392021

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379451}}^1$

素因数の和:379481

約数の個数: 24

約数和(自身を含む): 710334144

約数和(自身を除く): 303942123

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 379451, 1138353, 2656157, 3415059, 6450667, 7968471, 19352001, 23905413, 45154669, 58056003, 135464007, 406392021]

約数ペア:

[(1, 406392021), (3, 135464007), (7, 58056003), (9, 45154669), (17, 23905413), (21, 19352001), (51, 7968471), (63, 6450667), (119, 3415059), (153, 2656157), (357, 1138353), (1071, 379451)]