268778878

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{51157}}^1$

素因数の和:51267

約数の個数: 16

約数和(自身を含む): 419904864

約数和(自身を除く): 151125986

約数列:

[1, 2, 37, 71, 74, 142, 2627, 5254, 51157, 102314, 1892809, 3632147, 3785618, 7264294, 134389439, 268778878]

約数ペア:

[(1, 268778878), (2, 134389439), (37, 7264294), (71, 3785618), (74, 3632147), (142, 1892809), (2627, 102314), (5254, 51157)]