78787702

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40487}}^1$

素因数の和:40635

約数の個数: 16

約数和(自身を含む): 136039680

約数和(自身を除く): 57251978

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 40487, 80974, 283409, 566818, 5627693, 11255386, 39393851, 78787702]

約数ペア:

[(1, 78787702), (2, 39393851), (7, 11255386), (14, 5627693), (139, 566818), (278, 283409), (973, 80974), (1946, 40487)]