123686757

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 192471552

約数和(自身を除く): 68784795

約数列:

[1, 3, 9, 27, 67, 71, 81, 107, 201, 213, 243, 321, 603, 639, 963, 1809, 1917, 2889, 4757, 5427, 5751, 7169, 7597, 8667, 14271, 16281, 17253, 21507, 22791, 26001, 42813, 64521, 68373, 128439, 193563, 205119, 385317, 508999, 580689, 615357, 1155951, 1526997, 1742067, 1846071, 4580991, 13742973, 41228919, 123686757]

約数ペア:

[(1, 123686757), (3, 41228919), (9, 13742973), (27, 4580991), (67, 1846071), (71, 1742067), (81, 1526997), (107, 1155951), (201, 615357), (213, 580689), (243, 508999), (321, 385317), (603, 205119), (639, 193563), (963, 128439), (1809, 68373), (1917, 64521), (2889, 42813), (4757, 26001), (5427, 22791), (5751, 21507), (7169, 17253), (7597, 16281), (8667, 14271)]