668671272

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{403787}}^1$

素因数の和:403822

約数の個数: 48

約数和(自身を含む): 1889727840

約数和(自身を除く): 1221056568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 403787, 807574, 1211361, 1615148, 2422722, 3230296, 3634083, 4845444, 7268166, 9287101, 9690888, 14536332, 18574202, 27861303, 29072664, 37148404, 55722606, 74296808, 83583909, 111445212, 167167818, 222890424, 334335636, 668671272]

約数ペア:

[(1, 668671272), (2, 334335636), (3, 222890424), (4, 167167818), (6, 111445212), (8, 83583909), (9, 74296808), (12, 55722606), (18, 37148404), (23, 29072664), (24, 27861303), (36, 18574202), (46, 14536332), (69, 9690888), (72, 9287101), (92, 7268166), (138, 4845444), (184, 3634083), (207, 3230296), (276, 2422722), (414, 1615148), (552, 1211361), (828, 807574), (1656, 403787)]