30280131

素因数分解:

$3^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{919}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 50136320

約数和(自身を除く): 19856189

約数列:

[1, 3, 7, 9, 21, 63, 523, 919, 1569, 2757, 3661, 4707, 6433, 8271, 10983, 19299, 32949, 57897, 480637, 1441911, 3364459, 4325733, 10093377, 30280131]

約数ペア:

[(1, 30280131), (3, 10093377), (7, 4325733), (9, 3364459), (21, 1441911), (63, 480637), (523, 57897), (919, 32949), (1569, 19299), (2757, 10983), (3661, 8271), (4707, 6433)]