47975361

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 79617600

約数和(自身を除く): 31642239

約数列:

[1, 3, 7, 19, 21, 49, 57, 89, 133, 147, 193, 267, 399, 579, 623, 931, 1351, 1691, 1869, 2793, 3667, 4053, 4361, 5073, 9457, 11001, 11837, 13083, 17177, 25669, 28371, 35511, 51531, 77007, 82859, 120239, 179683, 248577, 326363, 360717, 539049, 841673, 979089, 2284541, 2525019, 6853623, 15991787, 47975361]

約数ペア:

[(1, 47975361), (3, 15991787), (7, 6853623), (19, 2525019), (21, 2284541), (49, 979089), (57, 841673), (89, 539049), (133, 360717), (147, 326363), (193, 248577), (267, 179683), (399, 120239), (579, 82859), (623, 77007), (931, 51531), (1351, 35511), (1691, 28371), (1869, 25669), (2793, 17177), (3667, 13083), (4053, 11837), (4361, 11001), (5073, 9457)]