387645111

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 669859840

約数和(自身を除く): 282214729

約数列:

[1, 3, 7, 9, 21, 31, 63, 73, 93, 217, 219, 279, 511, 651, 657, 1533, 1953, 2263, 2719, 4599, 6789, 8157, 15841, 19033, 20367, 24471, 47523, 57099, 84289, 142569, 171297, 198487, 252867, 590023, 595461, 758601, 1389409, 1770069, 1786383, 4168227, 5310207, 6153097, 12504681, 18459291, 43071679, 55377873, 129215037, 387645111]

約数ペア:

[(1, 387645111), (3, 129215037), (7, 55377873), (9, 43071679), (21, 18459291), (31, 12504681), (63, 6153097), (73, 5310207), (93, 4168227), (217, 1786383), (219, 1770069), (279, 1389409), (511, 758601), (651, 595461), (657, 590023), (1533, 252867), (1953, 198487), (2263, 171297), (2719, 142569), (4599, 84289), (6789, 57099), (8157, 47523), (15841, 24471), (19033, 20367)]