129438868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131011}}^1$

素因数の和:131047

約数の個数: 24

約数和(自身を含む): 256783520

約数和(自身を除く): 127344652

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 131011, 262022, 524044, 1703143, 2489209, 3406286, 4978418, 6812572, 9956836, 32359717, 64719434, 129438868]

約数ペア:

[(1, 129438868), (2, 64719434), (4, 32359717), (13, 9956836), (19, 6812572), (26, 4978418), (38, 3406286), (52, 2489209), (76, 1703143), (247, 524044), (494, 262022), (988, 131011)]