161718478

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1\times {\mathrm{1459}}^1$

素因数の和:1971

約数の個数: 16

約数和(自身を含む): 244982160

約数和(自身を除く): 83263682

約数列:

[1, 2, 157, 314, 353, 706, 1459, 2918, 55421, 110842, 229063, 458126, 515027, 1030054, 80859239, 161718478]

約数ペア:

[(1, 161718478), (2, 80859239), (157, 1030054), (314, 515027), (353, 458126), (706, 229063), (1459, 110842), (2918, 55421)]