67921784

素因数分解:

$2^3\times 7^1\times {\mathrm{1212889}}^1$

素因数の和:1212902

約数の個数: 16

約数和(自身を含む): 145546800

約数和(自身を除く): 77625016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1212889, 2425778, 4851556, 8490223, 9703112, 16980446, 33960892, 67921784]

約数ペア:

[(1, 67921784), (2, 33960892), (4, 16980446), (7, 9703112), (8, 8490223), (14, 4851556), (28, 2425778), (56, 1212889)]