31989021

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{3539}}^1$

素因数の和:3696

約数の個数: 16

約数和(自身を含む): 44858880

約数和(自身を除く): 12869859

約数列:

[1, 3, 23, 69, 131, 393, 3013, 3539, 9039, 10617, 81397, 244191, 463609, 1390827, 10663007, 31989021]

約数ペア:

[(1, 31989021), (3, 10663007), (23, 1390827), (69, 463609), (131, 244191), (393, 81397), (3013, 10617), (3539, 9039)]