12800319

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4583}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 20903040

約数和(自身を除く): 8102721

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4583, 13749, 32081, 87077, 96243, 224567, 261231, 609539, 673701, 1828617, 4266773, 12800319]

約数ペア:

[(1, 12800319), (3, 4266773), (7, 1828617), (19, 673701), (21, 609539), (49, 261231), (57, 224567), (133, 96243), (147, 87077), (399, 32081), (931, 13749), (2793, 4583)]