490353409

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1\times {\mathrm{2531}}^1$

素因数の和:4680

約数の個数: 16

約数和(自身を含む): 604033920

約数和(自身を除く): 113680511

約数列:

[1, 7, 13, 91, 2129, 2531, 14903, 17717, 27677, 32903, 193739, 230321, 5388499, 37719493, 70050487, 490353409]

約数ペア:

[(1, 490353409), (7, 70050487), (13, 37719493), (91, 5388499), (2129, 230321), (2531, 193739), (14903, 32903), (17717, 27677)]