778879071

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{331579}}^1$

素因数の和:331620

約数の個数: 20

約数和(自身を含む): 1203635400

約数和(自身を除く): 424756329

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 331579, 994737, 2984211, 8952633, 9615791, 26857899, 28847373, 86542119, 259626357, 778879071]

約数ペア:

[(1, 778879071), (3, 259626357), (9, 86542119), (27, 28847373), (29, 26857899), (81, 9615791), (87, 8952633), (261, 2984211), (783, 994737), (2349, 331579)]