80342199

素因数分解:

$3^4\times 7^1\times {\mathrm{141697}}^1$

素因数の和:141716

約数の個数: 20

約数和(自身を含む): 137163664

約数和(自身を除く): 56821465

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 141697, 425091, 991879, 1275273, 2975637, 3825819, 8926911, 11477457, 26780733, 80342199]

約数ペア:

[(1, 80342199), (3, 26780733), (7, 11477457), (9, 8926911), (21, 3825819), (27, 2975637), (63, 1275273), (81, 991879), (189, 425091), (567, 141697)]