128885442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 301891584

約数和(自身を除く): 173006142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 127, 146, 219, 254, 331, 381, 438, 511, 662, 762, 889, 993, 1022, 1533, 1778, 1986, 2317, 2667, 3066, 4634, 5334, 6951, 9271, 13902, 18542, 24163, 27813, 42037, 48326, 55626, 64897, 72489, 84074, 126111, 129794, 144978, 169141, 194691, 252222, 294259, 338282, 389382, 507423, 588518, 882777, 1014846, 1765554, 3068701, 6137402, 9206103, 18412206, 21480907, 42961814, 64442721, 128885442]

約数ペア:

[(1, 128885442), (2, 64442721), (3, 42961814), (6, 21480907), (7, 18412206), (14, 9206103), (21, 6137402), (42, 3068701), (73, 1765554), (127, 1014846), (146, 882777), (219, 588518), (254, 507423), (331, 389382), (381, 338282), (438, 294259), (511, 252222), (662, 194691), (762, 169141), (889, 144978), (993, 129794), (1022, 126111), (1533, 84074), (1778, 72489), (1986, 64897), (2317, 55626), (2667, 48326), (3066, 42037), (4634, 27813), (5334, 24163), (6951, 18542), (9271, 13902)]