331399839

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{16363}}^1$

素因数の和:16566

約数の個数: 16

約数和(自身を含む): 455050112

約数和(自身を除く): 123650273

約数列:

[1, 3, 43, 129, 157, 471, 6751, 16363, 20253, 49089, 703609, 2110827, 2568991, 7706973, 110466613, 331399839]

約数ペア:

[(1, 331399839), (3, 110466613), (43, 7706973), (129, 2568991), (157, 2110827), (471, 703609), (6751, 49089), (16363, 20253)]