67237919

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 77978688

約数和(自身を除く): 10740769

約数列:

[1, 7, 157, 193, 317, 1099, 1351, 2219, 30301, 49769, 61181, 212107, 348383, 428267, 9605417, 67237919]

約数ペア:

[(1, 67237919), (7, 9605417), (157, 428267), (193, 348383), (317, 212107), (1099, 61181), (1351, 49769), (2219, 30301)]