2015016987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{407321}}^1$

素因数の和:407438

約数の個数: 16

約数和(自身を含む): 2874064032

約数和(自身を除く): 859047045

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4947, 407321, 1221963, 6924457, 20773371, 39510137, 118530411, 671672329, 2015016987]

約数ペア:

[(1, 2015016987), (3, 671672329), (17, 118530411), (51, 39510137), (97, 20773371), (291, 6924457), (1649, 1221963), (4947, 407321)]