398401136

素因数分解:

$2^4\times 7^1\times {\mathrm{3557153}}^1$

素因数の和:3557168

約数の個数: 20

約数和(自身を含む): 882174192

約数和(自身を除く): 483773056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3557153, 7114306, 14228612, 24900071, 28457224, 49800142, 56914448, 99600284, 199200568, 398401136]

約数ペア:

[(1, 398401136), (2, 199200568), (4, 99600284), (7, 56914448), (8, 49800142), (14, 28457224), (16, 24900071), (28, 14228612), (56, 7114306), (112, 3557153)]