639434596

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1523}}^1\times {\mathrm{2441}}^1$

素因数の和:4011

約数の個数: 24

約数和(自身を含む): 1146255264

約数和(自身を除く): 506820668

約数列:

[1, 2, 4, 43, 86, 172, 1523, 2441, 3046, 4882, 6092, 9764, 65489, 104963, 130978, 209926, 261956, 419852, 3717643, 7435286, 14870572, 159858649, 319717298, 639434596]

約数ペア:

[(1, 639434596), (2, 319717298), (4, 159858649), (43, 14870572), (86, 7435286), (172, 3717643), (1523, 419852), (2441, 261956), (3046, 209926), (4882, 130978), (6092, 104963), (9764, 65489)]