156985084

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{97871}}^1$

素因数の和:98276

約数の個数: 12

約数和(自身を含む): 275411808

約数和(自身を除く): 118426724

約数列:

[1, 2, 4, 401, 802, 1604, 97871, 195742, 391484, 39246271, 78492542, 156985084]

約数ペア:

[(1, 156985084), (2, 78492542), (4, 39246271), (401, 391484), (802, 195742), (1604, 97871)]