31979181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11549}}^1$

素因数の和:11636

約数の個数: 16

約数和(自身を含む): 46569600

約数和(自身を除く): 14590419

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 11549, 34647, 150137, 450411, 819979, 2459937, 10659727, 31979181]

約数ペア:

[(1, 31979181), (3, 10659727), (13, 2459937), (39, 819979), (71, 450411), (213, 150137), (923, 34647), (2769, 11549)]