13030275

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 21855744

約数和(自身を除く): 8825469

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 2447, 5325, 7341, 12235, 36705, 61175, 173737, 183525, 521211, 868685, 2606055, 4343425, 13030275]

約数ペア:

[(1, 13030275), (3, 4343425), (5, 2606055), (15, 868685), (25, 521211), (71, 183525), (75, 173737), (213, 61175), (355, 36705), (1065, 12235), (1775, 7341), (2447, 5325)]