289693437

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{941}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 444925440

約数和(自身を除く): 155232003

約数列:

[1, 3, 11, 19, 33, 57, 209, 491, 627, 941, 1473, 2823, 5401, 9329, 10351, 16203, 17879, 27987, 31053, 53637, 102619, 196669, 307857, 462031, 590007, 1386093, 5082341, 8778589, 15247023, 26335767, 96564479, 289693437]

約数ペア:

[(1, 289693437), (3, 96564479), (11, 26335767), (19, 15247023), (33, 8778589), (57, 5082341), (209, 1386093), (491, 590007), (627, 462031), (941, 307857), (1473, 196669), (2823, 102619), (5401, 53637), (9329, 31053), (10351, 27987), (16203, 17879)]