80807818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443999}}^1$

素因数の和:444021

約数の個数: 16

約数和(自身を含む): 149184000

約数和(自身を除く): 68376182

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 443999, 887998, 3107993, 5771987, 6215986, 11543974, 40403909, 80807818]

約数ペア:

[(1, 80807818), (2, 40403909), (7, 11543974), (13, 6215986), (14, 5771987), (26, 3107993), (91, 887998), (182, 443999)]