129713074

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1421

約数の個数: 16

約数和(自身を含む): 196283736

約数和(自身を除く): 66570662

約数列:

[1, 2, 197, 394, 401, 802, 821, 1642, 78997, 157994, 161737, 323474, 329221, 658442, 64856537, 129713074]

約数ペア:

[(1, 129713074), (2, 64856537), (197, 658442), (394, 329221), (401, 323474), (802, 161737), (821, 157994), (1642, 78997)]