676331999

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{21277}}^1$

素因数の和:21542

約数の個数: 16

約数和(自身を含む): 817075200

約数和(自身を除く): 140743201

約数列:

[1, 7, 19, 133, 239, 1673, 4541, 21277, 31787, 148939, 404263, 2829841, 5085203, 35596421, 96618857, 676331999]

約数ペア:

[(1, 676331999), (7, 96618857), (19, 35596421), (133, 5085203), (239, 2829841), (1673, 404263), (4541, 148939), (21277, 31787)]