68803868

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{66413}}^1$

素因数の和:66461

約数の個数: 24

約数和(自身を含む): 141328992

約数和(自身を除く): 72525124

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 66413, 132826, 265652, 464891, 929782, 1859564, 2457281, 4914562, 9829124, 17200967, 34401934, 68803868]

約数ペア:

[(1, 68803868), (2, 34401934), (4, 17200967), (7, 9829124), (14, 4914562), (28, 2457281), (37, 1859564), (74, 929782), (148, 464891), (259, 265652), (518, 132826), (1036, 66413)]