28388156902

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1\times {\mathrm{22619}}^1$

素因数の和:23356

約数の個数: 32

約数和(自身を含む): 49063322880

約数和(自身を除く): 20675165978

約数列:

[1, 2, 7, 14, 157, 314, 571, 1099, 1142, 2198, 3997, 7994, 22619, 45238, 89647, 158333, 179294, 316666, 627529, 1255058, 3551183, 7102366, 12915449, 24858281, 25830898, 49716562, 90408143, 180816286, 2027725493, 4055450986, 14194078451, 28388156902]

約数ペア:

[(1, 28388156902), (2, 14194078451), (7, 4055450986), (14, 2027725493), (157, 180816286), (314, 90408143), (571, 49716562), (1099, 25830898), (1142, 24858281), (2198, 12915449), (3997, 7102366), (7994, 3551183), (22619, 1255058), (45238, 627529), (89647, 316666), (158333, 179294)]