81726254

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{4201}}^1$

素因数の和:4411

約数の個数: 16

約数和(自身を含む): 125253216

約数和(自身を除く): 43526962

約数列:

[1, 2, 71, 137, 142, 274, 4201, 8402, 9727, 19454, 298271, 575537, 596542, 1151074, 40863127, 81726254]

約数ペア:

[(1, 81726254), (2, 40863127), (71, 1151074), (137, 596542), (142, 575537), (274, 298271), (4201, 19454), (8402, 9727)]