1816191

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 36

約数和(自身を含む): 3051048

約数和(自身を除く): 1234857

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 171, 247, 361, 387, 559, 741, 817, 1083, 1677, 2223, 2451, 3249, 4693, 5031, 7353, 10621, 14079, 15523, 31863, 42237, 46569, 95589, 139707, 201799, 605397, 1816191]

約数ペア:

[(1, 1816191), (3, 605397), (9, 201799), (13, 139707), (19, 95589), (39, 46569), (43, 42237), (57, 31863), (117, 15523), (129, 14079), (171, 10621), (247, 7353), (361, 5031), (387, 4693), (559, 3249), (741, 2451), (817, 2223), (1083, 1677)]