868721812

素因数分解:

$2^2\times 7^1\times {\mathrm{1601}}^1\times {\mathrm{19379}}^1$

素因数の和:20991

約数の個数: 24

約数和(自身を含む): 1738618560

約数和(自身を除く): 869896748

約数列:

[1, 2, 4, 7, 14, 28, 1601, 3202, 6404, 11207, 19379, 22414, 38758, 44828, 77516, 135653, 271306, 542612, 31025779, 62051558, 124103116, 217180453, 434360906, 868721812]

約数ペア:

[(1, 868721812), (2, 434360906), (4, 217180453), (7, 124103116), (14, 62051558), (28, 31025779), (1601, 542612), (3202, 271306), (6404, 135653), (11207, 77516), (19379, 44828), (22414, 38758)]