205997506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 386104320

約数和(自身を除く): 180106814

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 167, 209, 227, 247, 286, 334, 418, 454, 494, 1837, 2171, 2497, 2717, 2951, 3173, 3674, 4313, 4342, 4994, 5434, 5902, 6346, 8626, 23881, 32461, 34903, 37909, 41249, 47443, 47762, 56069, 64922, 69806, 75818, 82498, 94886, 112138, 416999, 453739, 492817, 616759, 720271, 833998, 907478, 985634, 1233518, 1440542, 5420987, 7922981, 9363523, 10841974, 15845962, 18727046, 102998753, 205997506]

約数ペア:

[(1, 205997506), (2, 102998753), (11, 18727046), (13, 15845962), (19, 10841974), (22, 9363523), (26, 7922981), (38, 5420987), (143, 1440542), (167, 1233518), (209, 985634), (227, 907478), (247, 833998), (286, 720271), (334, 616759), (418, 492817), (454, 453739), (494, 416999), (1837, 112138), (2171, 94886), (2497, 82498), (2717, 75818), (2951, 69806), (3173, 64922), (3674, 56069), (4313, 47762), (4342, 47443), (4994, 41249), (5434, 37909), (5902, 34903), (6346, 32461), (8626, 23881)]