78883754

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2473}}^1$

素因数の和:2905

約数の個数: 16

約数和(自身を含む): 121572360

約数和(自身を除く): 42688606

約数列:

[1, 2, 41, 82, 389, 778, 2473, 4946, 15949, 31898, 101393, 202786, 961997, 1923994, 39441877, 78883754]

約数ペア:

[(1, 78883754), (2, 39441877), (41, 1923994), (82, 961997), (389, 202786), (778, 101393), (2473, 31898), (4946, 15949)]