7728231

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 12622080

約数和(自身を除く): 4893849

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2767, 2793, 8301, 19369, 52573, 58107, 135583, 157719, 368011, 406749, 1104033, 2576077, 7728231]

約数ペア:

[(1, 7728231), (3, 2576077), (7, 1104033), (19, 406749), (21, 368011), (49, 157719), (57, 135583), (133, 58107), (147, 52573), (399, 19369), (931, 8301), (2767, 2793)]