6847239

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^2$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 11067520

約数和(自身を除く): 4220281

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2751, 7467, 17161, 17423, 51483, 52269, 120127, 326059, 360381, 978177, 2282413, 6847239]

約数ペア:

[(1, 6847239), (3, 2282413), (7, 978177), (19, 360381), (21, 326059), (57, 120127), (131, 52269), (133, 51483), (393, 17423), (399, 17161), (917, 7467), (2489, 2751)]