639736053

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{7459}}^1$

素因数の和:7609

約数の個数: 32

約数和(自身を含む): 979706880

約数和(自身を除く): 339970827

約数列:

[1, 3, 11, 23, 33, 69, 113, 253, 339, 759, 1243, 2599, 3729, 7459, 7797, 22377, 28589, 82049, 85767, 171557, 246147, 514671, 842867, 1887127, 2528601, 5661381, 9271537, 19385941, 27814611, 58157823, 213245351, 639736053]

約数ペア:

[(1, 639736053), (3, 213245351), (11, 58157823), (23, 27814611), (33, 19385941), (69, 9271537), (113, 5661381), (253, 2528601), (339, 1887127), (759, 842867), (1243, 514671), (2599, 246147), (3729, 171557), (7459, 85767), (7797, 82049), (22377, 28589)]