78851276

素因数分解:

$2^2\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{1979}}^1$

素因数の和:3413

約数の個数: 24

約数和(自身を含む): 157893120

約数和(自身を除く): 79041844

約数列:

[1, 2, 4, 7, 14, 28, 1423, 1979, 2846, 3958, 5692, 7916, 9961, 13853, 19922, 27706, 39844, 55412, 2816117, 5632234, 11264468, 19712819, 39425638, 78851276]

約数ペア:

[(1, 78851276), (2, 39425638), (4, 19712819), (7, 11264468), (14, 5632234), (28, 2816117), (1423, 55412), (1979, 39844), (2846, 27706), (3958, 19922), (5692, 13853), (7916, 9961)]