78870982

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{1993}}^1$

素因数の和:2463

約数の個数: 16

約数和(自身を含む): 121171392

約数和(自身を除く): 42300410

約数列:

[1, 2, 47, 94, 421, 842, 1993, 3986, 19787, 39574, 93671, 187342, 839053, 1678106, 39435491, 78870982]

約数ペア:

[(1, 78870982), (2, 39435491), (47, 1678106), (94, 839053), (421, 187342), (842, 93671), (1993, 39574), (3986, 19787)]