1561268306

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{4619137}}^1$

素因数の和:4619165

約数の個数: 12

約数和(自身を含む): 2535906762

約数和(自身を除く): 974638456

約数列:

[1, 2, 13, 26, 169, 338, 4619137, 9238274, 60048781, 120097562, 780634153, 1561268306]

約数ペア:

[(1, 1561268306), (2, 780634153), (13, 120097562), (26, 60048781), (169, 9238274), (338, 4619137)]