81670809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{41947}}^1$

素因数の和:42020

約数の個数: 16

約数和(自身を含む): 120810240

約数和(自身を除く): 39139431

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 41947, 125841, 461417, 1384251, 2474873, 7424619, 27223603, 81670809]

約数ペア:

[(1, 81670809), (3, 27223603), (11, 7424619), (33, 2474873), (59, 1384251), (177, 461417), (649, 125841), (1947, 41947)]