39708081

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 70512000

約数和(自身を除く): 30803919

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 343, 399, 441, 677, 931, 1029, 1197, 2031, 2793, 3087, 4739, 6093, 6517, 8379, 12863, 14217, 19551, 33173, 38589, 42651, 58653, 90041, 99519, 115767, 232211, 270123, 298557, 630287, 696633, 810369, 1890861, 2089899, 4412009, 5672583, 13236027, 39708081]

約数ペア:

[(1, 39708081), (3, 13236027), (7, 5672583), (9, 4412009), (19, 2089899), (21, 1890861), (49, 810369), (57, 696633), (63, 630287), (133, 298557), (147, 270123), (171, 232211), (343, 115767), (399, 99519), (441, 90041), (677, 58653), (931, 42651), (1029, 38589), (1197, 33173), (2031, 19551), (2793, 14217), (3087, 12863), (4739, 8379), (6093, 6517)]