31499397

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8009}}^1$

素因数の和:8057

約数の個数: 24

約数和(自身を含む): 49982400

約数和(自身を除く): 18483003

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 8009, 24027, 72081, 152171, 184207, 456513, 552621, 1369539, 1657863, 3499933, 10499799, 31499397]

約数ペア:

[(1, 31499397), (3, 10499799), (9, 3499933), (19, 1657863), (23, 1369539), (57, 552621), (69, 456513), (171, 184207), (207, 152171), (437, 72081), (1311, 24027), (3933, 8009)]