220171567

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2293}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 290695680

約数和(自身を除く): 70524113

約数列:

[1, 7, 11, 29, 43, 77, 203, 301, 319, 473, 1247, 2233, 2293, 3311, 8729, 13717, 16051, 25223, 66497, 96019, 98599, 176561, 465479, 690193, 731467, 1084589, 2859371, 5120269, 7592123, 20015597, 31453081, 220171567]

約数ペア:

[(1, 220171567), (7, 31453081), (11, 20015597), (29, 7592123), (43, 5120269), (77, 2859371), (203, 1084589), (301, 731467), (319, 690193), (473, 465479), (1247, 176561), (2233, 98599), (2293, 96019), (3311, 66497), (8729, 25223), (13717, 16051)]