258886306

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 474258240

約数和(自身を除く): 215371934

約数列:

[1, 2, 7, 14, 29, 49, 58, 71, 98, 142, 203, 406, 497, 994, 1283, 1421, 2059, 2566, 2842, 3479, 4118, 6958, 8981, 14413, 17962, 28826, 37207, 62867, 74414, 91093, 100891, 125734, 182186, 201782, 260449, 520898, 637651, 1275302, 1823143, 2641697, 3646286, 4463557, 5283394, 8927114, 18491879, 36983758, 129443153, 258886306]

約数ペア:

[(1, 258886306), (2, 129443153), (7, 36983758), (14, 18491879), (29, 8927114), (49, 5283394), (58, 4463557), (71, 3646286), (98, 2641697), (142, 1823143), (203, 1275302), (406, 637651), (497, 520898), (994, 260449), (1283, 201782), (1421, 182186), (2059, 125734), (2566, 100891), (2842, 91093), (3479, 74414), (4118, 62867), (6958, 37207), (8981, 28826), (14413, 17962)]