263972012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 502951680

約数和(自身を除く): 238979668

約数列:

[1, 2, 4, 23, 43, 46, 53, 86, 92, 106, 172, 212, 989, 1219, 1259, 1978, 2279, 2438, 2518, 3956, 4558, 4876, 5036, 9116, 28957, 52417, 54137, 57914, 66727, 104834, 108274, 115828, 133454, 209668, 216548, 266908, 1245151, 1534721, 2490302, 2869261, 3069442, 4980604, 5738522, 6138884, 11477044, 65993003, 131986006, 263972012]

約数ペア:

[(1, 263972012), (2, 131986006), (4, 65993003), (23, 11477044), (43, 6138884), (46, 5738522), (53, 4980604), (86, 3069442), (92, 2869261), (106, 2490302), (172, 1534721), (212, 1245151), (989, 266908), (1219, 216548), (1259, 209668), (1978, 133454), (2279, 115828), (2438, 108274), (2518, 104834), (3956, 66727), (4558, 57914), (4876, 54137), (5036, 52417), (9116, 28957)]