217803798

素因数分解:

$2^1\times 3^2\times {\mathrm{12100211}}^1$

素因数の和:12100219

約数の個数: 12

約数和(自身を含む): 471908268

約数和(自身を除く): 254104470

約数列:

[1, 2, 3, 6, 9, 18, 12100211, 24200422, 36300633, 72601266, 108901899, 217803798]

約数ペア:

[(1, 217803798), (2, 108901899), (3, 72601266), (6, 36300633), (9, 24200422), (18, 12100211)]