30390981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10243}}^1$

素因数の和:10312

約数の個数: 16

約数和(自身を含む): 43270656

約数和(自身を除く): 12879675

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 10243, 30729, 235589, 440449, 706767, 1321347, 10130327, 30390981]

約数ペア:

[(1, 30390981), (3, 10130327), (23, 1321347), (43, 706767), (69, 440449), (129, 235589), (989, 30729), (2967, 10243)]