289344807

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{32507}}^1$

素因数の和:32579

約数の個数: 24

約数和(自身を含む): 446269824

約数和(自身を除く): 156925017

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 32507, 97521, 292563, 747661, 1397801, 2242983, 4193403, 6728949, 12580209, 32149423, 96448269, 289344807]

約数ペア:

[(1, 289344807), (3, 96448269), (9, 32149423), (23, 12580209), (43, 6728949), (69, 4193403), (129, 2242983), (207, 1397801), (387, 747661), (989, 292563), (2967, 97521), (8901, 32507)]