91590005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21031}}^1$

素因数の和:21116

約数の個数: 16

約数和(自身を含む): 120134784

約数和(自身を除く): 28544779

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 21031, 105155, 273403, 1367015, 1409077, 7045385, 18318001, 91590005]

約数ペア:

[(1, 91590005), (5, 18318001), (13, 7045385), (65, 1409077), (67, 1367015), (335, 273403), (871, 105155), (4355, 21031)]