209975178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4999409}}^1$

素因数の和:4999421

約数の個数: 16

約数和(自身を含む): 479943360

約数和(自身を除く): 269968182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4999409, 9998818, 14998227, 29996454, 34995863, 69991726, 104987589, 209975178]

約数ペア:

[(1, 209975178), (2, 104987589), (3, 69991726), (6, 34995863), (7, 29996454), (14, 14998227), (21, 9998818), (42, 4999409)]