81695026

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{41981}}^1$

素因数の和:42129

約数の個数: 16

約数和(自身を含む): 141059520

約数和(自身を除く): 59364494

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 41981, 83962, 293867, 587734, 5835359, 11670718, 40847513, 81695026]

約数ペア:

[(1, 81695026), (2, 40847513), (7, 11670718), (14, 5835359), (139, 587734), (278, 293867), (973, 83962), (1946, 41981)]