78868657546

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40528601}}^1$

素因数の和:40528749

約数の個数: 16

約数和(自身を含む): 136176102720

約数和(自身を除く): 57307445174

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 40528601, 81057202, 283700207, 567400414, 5633475539, 11266951078, 39434328773, 78868657546]

約数ペア:

[(1, 78868657546), (2, 39434328773), (7, 11266951078), (14, 5633475539), (139, 567400414), (278, 283700207), (973, 81057202), (1946, 40528601)]