201702081

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 331767360

約数和(自身を除く): 130065279

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 257, 281, 399, 771, 843, 931, 1799, 1967, 2793, 4883, 5339, 5397, 5901, 12593, 13769, 14649, 16017, 34181, 37373, 37779, 41307, 72217, 102543, 112119, 216651, 239267, 261611, 505519, 717801, 784833, 1372123, 1516557, 3538633, 4116369, 9604861, 10615899, 28814583, 67234027, 201702081]

約数ペア:

[(1, 201702081), (3, 67234027), (7, 28814583), (19, 10615899), (21, 9604861), (49, 4116369), (57, 3538633), (133, 1516557), (147, 1372123), (257, 784833), (281, 717801), (399, 505519), (771, 261611), (843, 239267), (931, 216651), (1799, 112119), (1967, 102543), (2793, 72217), (4883, 41307), (5339, 37779), (5397, 37373), (5901, 34181), (12593, 16017), (13769, 14649)]