1322721

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 2021760

約数和(自身を除く): 699039

約数列:

[1, 3, 9, 47, 53, 59, 141, 159, 177, 423, 477, 531, 2491, 2773, 3127, 7473, 8319, 9381, 22419, 24957, 28143, 146969, 440907, 1322721]

約数ペア:

[(1, 1322721), (3, 440907), (9, 146969), (47, 28143), (53, 24957), (59, 22419), (141, 9381), (159, 8319), (177, 7473), (423, 3127), (477, 2773), (531, 2491)]