1213303025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{62141}}^1$

素因数の和:62233

約数の個数: 24

約数和(自身を含む): 1664411328

約数和(自身を除く): 451108303

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 19525, 62141, 310705, 683551, 1553525, 3417755, 4412011, 17088775, 22060055, 48532121, 110300275, 242660605, 1213303025]

約数ペア:

[(1, 1213303025), (5, 242660605), (11, 110300275), (25, 48532121), (55, 22060055), (71, 17088775), (275, 4412011), (355, 3417755), (781, 1553525), (1775, 683551), (3905, 310705), (19525, 62141)]