260147481

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 419198976

約数和(自身を除く): 159051495

約数列:

[1, 3, 11, 17, 33, 37, 51, 83, 111, 151, 187, 249, 407, 453, 561, 629, 913, 1221, 1411, 1661, 1887, 2567, 2739, 3071, 4233, 4983, 5587, 6919, 7701, 9213, 12533, 15521, 16761, 20757, 28237, 33781, 37599, 46563, 52207, 61457, 84711, 94979, 101343, 137863, 156621, 184371, 213061, 284937, 413589, 463721, 574277, 639183, 1044769, 1391163, 1722831, 2343671, 3134307, 5100931, 7031013, 7883257, 15302793, 23649771, 86715827, 260147481]

約数ペア:

[(1, 260147481), (3, 86715827), (11, 23649771), (17, 15302793), (33, 7883257), (37, 7031013), (51, 5100931), (83, 3134307), (111, 2343671), (151, 1722831), (187, 1391163), (249, 1044769), (407, 639183), (453, 574277), (561, 463721), (629, 413589), (913, 284937), (1221, 213061), (1411, 184371), (1661, 156621), (1887, 137863), (2567, 101343), (2739, 94979), (3071, 84711), (4233, 61457), (4983, 52207), (5587, 46563), (6919, 37599), (7701, 33781), (9213, 28237), (12533, 20757), (15521, 16761)]