27879278

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 49641984

約数和(自身を除く): 21762706

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 503, 518, 749, 1006, 1498, 3521, 3959, 7042, 7918, 18611, 27713, 37222, 53821, 55426, 107642, 130277, 260554, 376747, 753494, 1991377, 3982754, 13939639, 27879278]

約数ペア:

[(1, 27879278), (2, 13939639), (7, 3982754), (14, 1991377), (37, 753494), (74, 376747), (107, 260554), (214, 130277), (259, 107642), (503, 55426), (518, 53821), (749, 37222), (1006, 27713), (1498, 18611), (3521, 7918), (3959, 7042)]