9963891

素因数分解:

$3^4\times 7^1\times {\mathrm{17573}}^1$

素因数の和:17592

約数の個数: 20

約数和(自身を含む): 17011632

約数和(自身を除く): 7047741

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 17573, 52719, 123011, 158157, 369033, 474471, 1107099, 1423413, 3321297, 9963891]

約数ペア:

[(1, 9963891), (3, 3321297), (7, 1423413), (9, 1107099), (21, 474471), (27, 369033), (63, 158157), (81, 123011), (189, 52719), (567, 17573)]