68139568

素因数分解:

$2^4\times 7^1\times {\mathrm{608389}}^1$

素因数の和:608404

約数の個数: 20

約数和(自身を含む): 150880720

約数和(自身を除く): 82741152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 608389, 1216778, 2433556, 4258723, 4867112, 8517446, 9734224, 17034892, 34069784, 68139568]

約数ペア:

[(1, 68139568), (2, 34069784), (4, 17034892), (7, 9734224), (8, 8517446), (14, 4867112), (16, 4258723), (28, 2433556), (56, 1216778), (112, 608389)]