2289281645

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{15401}}^1$

素因数の和:15581

約数の個数: 32

約数和(自身を含む): 3264731136

約数和(自身を除く): 975449491

約数列:

[1, 5, 7, 31, 35, 137, 155, 217, 685, 959, 1085, 4247, 4795, 15401, 21235, 29729, 77005, 107807, 148645, 477431, 539035, 2109937, 2387155, 3342017, 10549685, 14769559, 16710085, 65408047, 73847795, 327040235, 457856329, 2289281645]

約数ペア:

[(1, 2289281645), (5, 457856329), (7, 327040235), (31, 73847795), (35, 65408047), (137, 16710085), (155, 14769559), (217, 10549685), (685, 3342017), (959, 2387155), (1085, 2109937), (4247, 539035), (4795, 477431), (15401, 148645), (21235, 107807), (29729, 77005)]