674709

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 1097280

約数和(自身を除く): 422571

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 361, 399, 623, 1083, 1691, 1869, 2527, 5073, 7581, 11837, 32129, 35511, 96387, 224903, 674709]

約数ペア:

[(1, 674709), (3, 224903), (7, 96387), (19, 35511), (21, 32129), (57, 11837), (89, 7581), (133, 5073), (267, 2527), (361, 1869), (399, 1691), (623, 1083)]