13263255

素因数分解:

$3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{821}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 23081760

約数和(自身を除く): 9818505

約数列:

[1, 3, 5, 9, 15, 45, 359, 821, 1077, 1795, 2463, 3231, 4105, 5385, 7389, 12315, 16155, 36945, 294739, 884217, 1473695, 2652651, 4421085, 13263255]

約数ペア:

[(1, 13263255), (3, 4421085), (5, 2652651), (9, 1473695), (15, 884217), (45, 294739), (359, 36945), (821, 16155), (1077, 12315), (1795, 7389), (2463, 5385), (3231, 4105)]