25013001

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 39287808

約数和(自身を除く): 14274807

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1217, 1581, 3651, 6851, 15821, 20553, 20689, 37727, 47463, 62067, 113181, 268957, 490451, 641359, 806871, 1471353, 1924077, 8337667, 25013001]

約数ペア:

[(1, 25013001), (3, 8337667), (13, 1924077), (17, 1471353), (31, 806871), (39, 641359), (51, 490451), (93, 268957), (221, 113181), (403, 62067), (527, 47463), (663, 37727), (1209, 20689), (1217, 20553), (1581, 15821), (3651, 6851)]