82539716

素因数分解:

$2^2\times 7^2\times {\mathrm{421121}}^1$

素因数の和:421139

約数の個数: 18

約数和(自身を含む): 168027678

約数和(自身を除く): 85487962

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421121, 842242, 1684484, 2947847, 5895694, 11791388, 20634929, 41269858, 82539716]

約数ペア:

[(1, 82539716), (2, 41269858), (4, 20634929), (7, 11791388), (14, 5895694), (28, 2947847), (49, 1684484), (98, 842242), (196, 421121)]