211313868

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{409523}}^1$

素因数の和:409573

約数の個数: 24

約数和(自身を含む): 504533568

約数和(自身を除く): 293219700

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 409523, 819046, 1228569, 1638092, 2457138, 4914276, 17609489, 35218978, 52828467, 70437956, 105656934, 211313868]

約数ペア:

[(1, 211313868), (2, 105656934), (3, 70437956), (4, 52828467), (6, 35218978), (12, 17609489), (43, 4914276), (86, 2457138), (129, 1638092), (172, 1228569), (258, 819046), (516, 409523)]