39780513

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 59928128

約数和(自身を除く): 20147615

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 1783, 2479, 5349, 7437, 16047, 22311, 65971, 119461, 197913, 358383, 593739, 1075149, 4420057, 13260171, 39780513]

約数ペア:

[(1, 39780513), (3, 13260171), (9, 4420057), (37, 1075149), (67, 593739), (111, 358383), (201, 197913), (333, 119461), (603, 65971), (1783, 22311), (2479, 16047), (5349, 7437)]