27698391

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3163}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 46067840

約数和(自身を除く): 18369449

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 3163, 8757, 9489, 22141, 28467, 66423, 199269, 439657, 1318971, 3077599, 3956913, 9232797, 27698391]

約数ペア:

[(1, 27698391), (3, 9232797), (7, 3956913), (9, 3077599), (21, 1318971), (63, 439657), (139, 199269), (417, 66423), (973, 28467), (1251, 22141), (2919, 9489), (3163, 8757)]