217806078

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{839}}^1\times {\mathrm{883}}^1$

素因数の和:1741

約数の個数: 48

約数和(自身を含む): 507911040

約数和(自身を除く): 290104962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 839, 883, 1678, 1766, 2517, 2649, 5034, 5298, 5873, 6181, 11746, 12362, 17619, 18543, 35238, 37086, 41111, 43267, 82222, 86534, 123333, 129801, 246666, 259602, 740837, 1481674, 2222511, 4445022, 5185859, 10371718, 15557577, 31115154, 36301013, 72602026, 108903039, 217806078]

約数ペア:

[(1, 217806078), (2, 108903039), (3, 72602026), (6, 36301013), (7, 31115154), (14, 15557577), (21, 10371718), (42, 5185859), (49, 4445022), (98, 2222511), (147, 1481674), (294, 740837), (839, 259602), (883, 246666), (1678, 129801), (1766, 123333), (2517, 86534), (2649, 82222), (5034, 43267), (5298, 41111), (5873, 37086), (6181, 35238), (11746, 18543), (12362, 17619)]