285734673

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{238709}}^1$

素因数の和:238741

約数の個数: 24

約数和(自身を含む): 496516800

約数和(自身を除く): 210782127

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 238709, 716127, 1670963, 2148381, 4535471, 5012889, 13606413, 15038667, 31748297, 40819239, 95244891, 285734673]

約数ペア:

[(1, 285734673), (3, 95244891), (7, 40819239), (9, 31748297), (19, 15038667), (21, 13606413), (57, 5012889), (63, 4535471), (133, 2148381), (171, 1670963), (399, 716127), (1197, 238709)]