20170689

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3061

約数の個数: 32

約数和(自身を含む): 34698240

約数和(自身を除く): 14527551

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 3011, 6699, 9033, 21077, 33121, 63231, 87319, 99363, 231847, 261957, 611233, 695541, 960509, 1833699, 2881527, 6723563, 20170689]

約数ペア:

[(1, 20170689), (3, 6723563), (7, 2881527), (11, 1833699), (21, 960509), (29, 695541), (33, 611233), (77, 261957), (87, 231847), (203, 99363), (231, 87319), (319, 63231), (609, 33121), (957, 21077), (2233, 9033), (3011, 6699)]