217879914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5187617}}^1$

素因数の和:5187629

約数の個数: 16

約数和(自身を含む): 498011328

約数和(自身を除く): 280131414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5187617, 10375234, 15562851, 31125702, 36313319, 72626638, 108939957, 217879914]

約数ペア:

[(1, 217879914), (2, 108939957), (3, 72626638), (6, 36313319), (7, 31125702), (14, 15562851), (21, 10375234), (42, 5187617)]