213343669

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 274046976

約数和(自身を除く): 60703307

約数列:

[1, 7, 11, 47, 77, 167, 329, 353, 517, 1169, 1837, 2471, 3619, 3883, 7849, 12859, 16591, 27181, 54943, 58951, 86339, 116137, 182501, 412657, 604373, 648461, 1277507, 2770697, 4539227, 19394879, 30477667, 213343669]

約数ペア:

[(1, 213343669), (7, 30477667), (11, 19394879), (47, 4539227), (77, 2770697), (167, 1277507), (329, 648461), (353, 604373), (517, 412657), (1169, 182501), (1837, 116137), (2471, 86339), (3619, 58951), (3883, 54943), (7849, 27181), (12859, 16591)]