1331593347

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1\times {\mathrm{1559}}^1$

素因数の和:2115

約数の個数: 32

約数和(自身を含む): 2057702400

約数和(自身を除く): 726109053

約数列:

[1, 3, 7, 21, 89, 267, 457, 623, 1371, 1559, 1869, 3199, 4677, 9597, 10913, 32739, 40673, 122019, 138751, 284711, 416253, 712463, 854133, 971257, 2137389, 2913771, 4987241, 14961723, 63409207, 190227621, 443864449, 1331593347]

約数ペア:

[(1, 1331593347), (3, 443864449), (7, 190227621), (21, 63409207), (89, 14961723), (267, 4987241), (457, 2913771), (623, 2137389), (1371, 971257), (1559, 854133), (1869, 712463), (3199, 416253), (4677, 284711), (9597, 138751), (10913, 122019), (32739, 40673)]