72124444

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{11551}}^1$

素因数の和:11785

約数の個数: 24

約数和(自身を含む): 144908288

約数和(自身を除く): 72783844

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 11551, 23102, 46204, 80857, 161714, 323428, 2575873, 5151746, 10303492, 18031111, 36062222, 72124444]

約数ペア:

[(1, 72124444), (2, 36062222), (4, 18031111), (7, 10303492), (14, 5151746), (28, 2575873), (223, 323428), (446, 161714), (892, 80857), (1561, 46204), (3122, 23102), (6244, 11551)]