201726021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 342097920

約数和(自身を除く): 140371899

約数列:

[1, 3, 7, 19, 21, 31, 47, 57, 93, 133, 141, 217, 329, 347, 399, 589, 651, 893, 987, 1041, 1457, 1767, 2429, 2679, 4123, 4371, 6251, 6593, 7287, 10199, 10757, 12369, 16309, 18753, 19779, 27683, 30597, 32271, 46151, 48927, 75299, 83049, 114163, 138453, 193781, 204383, 225897, 309871, 342489, 505579, 581343, 613149, 929613, 1430681, 1516737, 2169097, 3539053, 4292043, 6507291, 9606001, 10617159, 28818003, 67242007, 201726021]

約数ペア:

[(1, 201726021), (3, 67242007), (7, 28818003), (19, 10617159), (21, 9606001), (31, 6507291), (47, 4292043), (57, 3539053), (93, 2169097), (133, 1516737), (141, 1430681), (217, 929613), (329, 613149), (347, 581343), (399, 505579), (589, 342489), (651, 309871), (893, 225897), (987, 204383), (1041, 193781), (1457, 138453), (1767, 114163), (2429, 83049), (2679, 75299), (4123, 48927), (4371, 46151), (6251, 32271), (6593, 30597), (7287, 27683), (10199, 19779), (10757, 18753), (12369, 16309)]