13124307

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 22179840

約数和(自身を除く): 9055533

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 127, 133, 147, 259, 381, 399, 703, 777, 889, 931, 1813, 2109, 2413, 2667, 2793, 4699, 4921, 5439, 6223, 7239, 14097, 14763, 16891, 18669, 32893, 34447, 50673, 89281, 98679, 103341, 118237, 230251, 267843, 354711, 624967, 690753, 1874901, 4374769, 13124307]

約数ペア:

[(1, 13124307), (3, 4374769), (7, 1874901), (19, 690753), (21, 624967), (37, 354711), (49, 267843), (57, 230251), (111, 118237), (127, 103341), (133, 98679), (147, 89281), (259, 50673), (381, 34447), (399, 32893), (703, 18669), (777, 16891), (889, 14763), (931, 14097), (1813, 7239), (2109, 6223), (2413, 5439), (2667, 4921), (2793, 4699)]