427997986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{22643}}^1$

素因数の和:23385

約数の個数: 16

約数和(自身を含む): 692362944

約数和(自身を除く): 264364958

約数列:

[1, 2, 13, 26, 727, 1454, 9451, 18902, 22643, 45286, 294359, 588718, 16461461, 32922922, 213998993, 427997986]

約数ペア:

[(1, 427997986), (2, 213998993), (13, 32922922), (26, 16461461), (727, 588718), (1454, 294359), (9451, 45286), (18902, 22643)]