15581007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 26266240

約数和(自身を除く): 10685233

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 163, 171, 247, 387, 489, 559, 741, 817, 1467, 1677, 2119, 2223, 2451, 3097, 5031, 6357, 7009, 7353, 9291, 10621, 19071, 21027, 27873, 31863, 40261, 63081, 91117, 95589, 120783, 133171, 273351, 362349, 399513, 820053, 1198539, 1731223, 5193669, 15581007]

約数ペア:

[(1, 15581007), (3, 5193669), (9, 1731223), (13, 1198539), (19, 820053), (39, 399513), (43, 362349), (57, 273351), (117, 133171), (129, 120783), (163, 95589), (171, 91117), (247, 63081), (387, 40261), (489, 31863), (559, 27873), (741, 21027), (817, 19071), (1467, 10621), (1677, 9291), (2119, 7353), (2223, 7009), (2451, 6357), (3097, 5031)]