31609981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 36046080

約数和(自身を除く): 4436099

約数列:

[1, 13, 23, 71, 299, 923, 1489, 1633, 19357, 21229, 34247, 105719, 445211, 1374347, 2431537, 31609981]

約数ペア:

[(1, 31609981), (13, 2431537), (23, 1374347), (71, 445211), (299, 105719), (923, 34247), (1489, 21229), (1633, 19357)]