78849974

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40519}}^1$

素因数の和:40667

約数の個数: 16

約数和(自身を含む): 136147200

約数和(自身を除く): 57297226

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 40519, 81038, 283633, 567266, 5632141, 11264282, 39424987, 78849974]

約数ペア:

[(1, 78849974), (2, 39424987), (7, 11264282), (14, 5632141), (139, 567266), (278, 283633), (973, 81038), (1946, 40519)]