129226786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2393}}^1$

素因数の和:2506

約数の個数: 32

約数和(自身を含む): 218792448

約数和(自身を除く): 89565662

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 806, 871, 1742, 2077, 2393, 4154, 4786, 27001, 31109, 54002, 62218, 74183, 148366, 160331, 320662, 964379, 1928758, 2084303, 4168606, 4970261, 9940522, 64613393, 129226786]

約数ペア:

[(1, 129226786), (2, 64613393), (13, 9940522), (26, 4970261), (31, 4168606), (62, 2084303), (67, 1928758), (134, 964379), (403, 320662), (806, 160331), (871, 148366), (1742, 74183), (2077, 62218), (2393, 54002), (4154, 31109), (4786, 27001)]