28978599

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 42570192

約数和(自身を除く): 13591593

約数列:

[1, 3, 13, 39, 61, 169, 183, 507, 793, 937, 2379, 2811, 10309, 12181, 30927, 36543, 57157, 158353, 171471, 475059, 743041, 2229123, 9659533, 28978599]

約数ペア:

[(1, 28978599), (3, 9659533), (13, 2229123), (39, 743041), (61, 475059), (169, 171471), (183, 158353), (507, 57157), (793, 36543), (937, 30927), (2379, 12181), (2811, 10309)]