159481244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{235919}}^1$

素因数の和:235949

約数の個数: 18

約数和(自身を含む): 302213520

約数和(自身を除く): 142732276

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 235919, 471838, 943676, 3066947, 6133894, 12267788, 39870311, 79740622, 159481244]

約数ペア:

[(1, 159481244), (2, 79740622), (4, 39870311), (13, 12267788), (26, 6133894), (52, 3066947), (169, 943676), (338, 471838), (676, 235919)]