81528657

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{133873}}^1$

素因数の和:133912

約数の個数: 16

約数和(自身を含む): 128519040

約数和(自身を除く): 46990383

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 133873, 401619, 937111, 2811333, 3882317, 11646951, 27176219, 81528657]

約数ペア:

[(1, 81528657), (3, 27176219), (7, 11646951), (21, 3882317), (29, 2811333), (87, 937111), (203, 401619), (609, 133873)]