17380839

素因数分解:

$3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 28682240

約数和(自身を除く): 11301401

約数列:

[1, 3, 7, 19, 21, 49, 57, 127, 133, 147, 343, 381, 399, 889, 931, 1029, 2401, 2413, 2667, 2793, 6223, 6517, 7203, 7239, 16891, 18669, 19551, 43561, 45619, 50673, 118237, 130683, 136857, 304927, 354711, 827659, 914781, 2482977, 5793613, 17380839]

約数ペア:

[(1, 17380839), (3, 5793613), (7, 2482977), (19, 914781), (21, 827659), (49, 354711), (57, 304927), (127, 136857), (133, 130683), (147, 118237), (343, 50673), (381, 45619), (399, 43561), (889, 19551), (931, 18669), (1029, 16891), (2401, 7239), (2413, 7203), (2667, 6517), (2793, 6223)]