247841258

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{401}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 430455168

約数和(自身を除く): 182613910

約数列:

[1, 2, 7, 14, 131, 262, 337, 401, 674, 802, 917, 1834, 2359, 2807, 4718, 5614, 44147, 52531, 88294, 105062, 135137, 270274, 309029, 367717, 618058, 735434, 945959, 1891918, 17702947, 35405894, 123920629, 247841258]

約数ペア:

[(1, 247841258), (2, 123920629), (7, 35405894), (14, 17702947), (131, 1891918), (262, 945959), (337, 735434), (401, 618058), (674, 367717), (802, 309029), (917, 270274), (1834, 135137), (2359, 105062), (2807, 88294), (4718, 52531), (5614, 44147)]