13081275

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1300

約数の個数: 36

約数和(自身を含む): 23947872

約数和(自身を除く): 10866597

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 1237, 2115, 3525, 3711, 6185, 10575, 11133, 18555, 30925, 55665, 58139, 92775, 174417, 278325, 290695, 523251, 872085, 1453475, 2616255, 4360425, 13081275]

約数ペア:

[(1, 13081275), (3, 4360425), (5, 2616255), (9, 1453475), (15, 872085), (25, 523251), (45, 290695), (47, 278325), (75, 174417), (141, 92775), (225, 58139), (235, 55665), (423, 30925), (705, 18555), (1175, 11133), (1237, 10575), (2115, 6185), (3525, 3711)]