209123026

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{117617}}^1$

素因数の和:117753

約数の個数: 16

約数和(自身を含む): 361322496

約数和(自身を除く): 152199470

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 117617, 235234, 823319, 1646638, 14937359, 29874718, 104561513, 209123026]

約数ペア:

[(1, 209123026), (2, 104561513), (7, 29874718), (14, 14937359), (127, 1646638), (254, 823319), (889, 235234), (1778, 117617)]