209218926

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{711629}}^1$

素因数の和:711648

約数の個数: 24

約数和(自身を含む): 486754920

約数和(自身を除く): 277535994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 711629, 1423258, 2134887, 4269774, 4981403, 9962806, 14944209, 29888418, 34869821, 69739642, 104609463, 209218926]

約数ペア:

[(1, 209218926), (2, 104609463), (3, 69739642), (6, 34869821), (7, 29888418), (14, 14944209), (21, 9962806), (42, 4981403), (49, 4269774), (98, 2134887), (147, 1423258), (294, 711629)]