281383041272

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{53211619}}^1$

素因数の和:53212286

約数の個数: 16

約数和(自身を含む): 528391386600

約数和(自身を除く): 247008345328

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 53211619, 106423238, 212846476, 425692952, 35172880159, 70345760318, 140691520636, 281383041272]

約数ペア:

[(1, 281383041272), (2, 140691520636), (4, 70345760318), (8, 35172880159), (661, 425692952), (1322, 212846476), (2644, 106423238), (5288, 53211619)]