8820891

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 13618176

約数和(自身を除く): 4797285

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 991, 2967, 2973, 8901, 8919, 22793, 42613, 68379, 127839, 205137, 383517, 980099, 2940297, 8820891]

約数ペア:

[(1, 8820891), (3, 2940297), (9, 980099), (23, 383517), (43, 205137), (69, 127839), (129, 68379), (207, 42613), (387, 22793), (989, 8919), (991, 8901), (2967, 2973)]