80843139

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16069}}^1$

素因数の和:16131

約数の個数: 24

約数和(自身を含む): 128688560

約数和(自身を除く): 47845421

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 16069, 48207, 144621, 208897, 626691, 690967, 1880073, 2072901, 6218703, 8982571, 26947713, 80843139]

約数ペア:

[(1, 80843139), (3, 26947713), (9, 8982571), (13, 6218703), (39, 2072901), (43, 1880073), (117, 690967), (129, 626691), (387, 208897), (559, 144621), (1677, 48207), (5031, 16069)]