201331578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7621}}^1$

素因数の和:7687

約数の個数: 64

約数和(自身を含む): 500491008

約数和(自身を除く): 299159430

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 37, 42, 51, 74, 102, 111, 119, 222, 238, 259, 357, 518, 629, 714, 777, 1258, 1554, 1887, 3774, 4403, 7621, 8806, 13209, 15242, 22863, 26418, 45726, 53347, 106694, 129557, 160041, 259114, 281977, 320082, 388671, 563954, 777342, 845931, 906899, 1691862, 1813798, 1973839, 2720697, 3947678, 4793609, 5441394, 5921517, 9587218, 11843034, 14380827, 28761654, 33555263, 67110526, 100665789, 201331578]

約数ペア:

[(1, 201331578), (2, 100665789), (3, 67110526), (6, 33555263), (7, 28761654), (14, 14380827), (17, 11843034), (21, 9587218), (34, 5921517), (37, 5441394), (42, 4793609), (51, 3947678), (74, 2720697), (102, 1973839), (111, 1813798), (119, 1691862), (222, 906899), (238, 845931), (259, 777342), (357, 563954), (518, 388671), (629, 320082), (714, 281977), (777, 259114), (1258, 160041), (1554, 129557), (1887, 106694), (3774, 53347), (4403, 45726), (7621, 26418), (8806, 22863), (13209, 15242)]