149438870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2134841}}^1$

素因数の和:2134855

約数の個数: 16

約数和(自身を含む): 307417248

約数和(自身を除く): 157978378

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2134841, 4269682, 10674205, 14943887, 21348410, 29887774, 74719435, 149438870]

約数ペア:

[(1, 149438870), (2, 74719435), (5, 29887774), (7, 21348410), (10, 14943887), (14, 10674205), (35, 4269682), (70, 2134841)]