13231525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 17570304

約数和(自身を除く): 4338779

約数列:

[1, 5, 17, 25, 85, 163, 191, 425, 815, 955, 2771, 3247, 4075, 4775, 13855, 16235, 31133, 69275, 81175, 155665, 529261, 778325, 2646305, 13231525]

約数ペア:

[(1, 13231525), (5, 2646305), (17, 778325), (25, 529261), (85, 155665), (163, 81175), (191, 69275), (425, 31133), (815, 16235), (955, 13855), (2771, 4775), (3247, 4075)]