25069891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 32947200

約数和(自身を除く): 7877309

約数列:

[1, 7, 11, 29, 77, 103, 109, 203, 319, 721, 763, 1133, 1199, 2233, 2987, 3161, 7931, 8393, 11227, 20909, 22127, 32857, 34771, 78589, 123497, 229999, 243397, 325583, 864479, 2279081, 3581413, 25069891]

約数ペア:

[(1, 25069891), (7, 3581413), (11, 2279081), (29, 864479), (77, 325583), (103, 243397), (109, 229999), (203, 123497), (319, 78589), (721, 34771), (763, 32857), (1133, 22127), (1199, 20909), (2233, 11227), (2987, 8393), (3161, 7931)]