66920165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33211}}^1$

素因数の和:33260

約数の個数: 16

約数和(自身を含む): 89273856

約数和(自身を除く): 22353691

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 33211, 166055, 431743, 1029541, 2158715, 5147705, 13384033, 66920165]

約数ペア:

[(1, 66920165), (5, 13384033), (13, 5147705), (31, 2158715), (65, 1029541), (155, 431743), (403, 166055), (2015, 33211)]