31712079

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21269}}^1$

素因数の和:21350

約数の個数: 16

約数和(自身を含む): 49006080

約数和(自身を除く): 17294001

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 21269, 63807, 148883, 446649, 1510099, 4530297, 10570693, 31712079]

約数ペア:

[(1, 31712079), (3, 10570693), (7, 4530297), (21, 1510099), (71, 446649), (213, 148883), (497, 63807), (1491, 21269)]