40339467

素因数分解:

$3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1229}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 66774240

約数和(自身を除く): 26434773

約数列:

[1, 3, 7, 9, 21, 63, 521, 1229, 1563, 3647, 3687, 4689, 8603, 10941, 11061, 25809, 32823, 77427, 640309, 1920927, 4482163, 5762781, 13446489, 40339467]

約数ペア:

[(1, 40339467), (3, 13446489), (7, 5762781), (9, 4482163), (21, 1920927), (63, 640309), (521, 77427), (1229, 32823), (1563, 25809), (3647, 11061), (3687, 10941), (4689, 8603)]