127712278

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{4027}}^1$

素因数の和:4287

約数の個数: 16

約数和(自身を含む): 194745744

約数和(自身を除く): 67033466

約数列:

[1, 2, 101, 157, 202, 314, 4027, 8054, 15857, 31714, 406727, 632239, 813454, 1264478, 63856139, 127712278]

約数ペア:

[(1, 127712278), (2, 63856139), (101, 1264478), (157, 813454), (202, 632239), (314, 406727), (4027, 31714), (8054, 15857)]