247707434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1487}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 412473600

約数和(自身を除く): 164766166

約数列:

[1, 2, 13, 26, 43, 86, 149, 298, 559, 1118, 1487, 1937, 2974, 3874, 6407, 12814, 19331, 38662, 63941, 83291, 127882, 166582, 221563, 443126, 831233, 1662466, 2880319, 5760638, 9527209, 19054418, 123853717, 247707434]

約数ペア:

[(1, 247707434), (2, 123853717), (13, 19054418), (26, 9527209), (43, 5760638), (86, 2880319), (149, 1662466), (298, 831233), (559, 443126), (1118, 221563), (1487, 166582), (1937, 127882), (2974, 83291), (3874, 63941), (6407, 38662), (12814, 19331)]