163942970

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{244691}}^1$

素因数の和:244765

約数の個数: 16

約数和(自身を含む): 299503008

約数和(自身を除く): 135560038

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 244691, 489382, 1223455, 2446910, 16394297, 32788594, 81971485, 163942970]

約数ペア:

[(1, 163942970), (2, 81971485), (5, 32788594), (10, 16394297), (67, 2446910), (134, 1223455), (335, 489382), (670, 244691)]