80874878

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{140897}}^1$

素因数の和:140947

約数の個数: 16

約数和(自身を含む): 142025184

約数和(自身を除く): 61150306

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 140897, 281794, 986279, 1972558, 5776777, 11553554, 40437439, 80874878]

約数ペア:

[(1, 80874878), (2, 40437439), (7, 11553554), (14, 5776777), (41, 1972558), (82, 986279), (287, 281794), (574, 140897)]