200884779

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{6247}}^1$

素因数の和:6656

約数の個数: 20

約数和(自身を含む): 300891184

約数和(自身を除く): 100006405

約数列:

[1, 3, 9, 27, 81, 397, 1191, 3573, 6247, 10719, 18741, 32157, 56223, 168669, 506007, 2480059, 7440177, 22320531, 66961593, 200884779]

約数ペア:

[(1, 200884779), (3, 66961593), (9, 22320531), (27, 7440177), (81, 2480059), (397, 506007), (1191, 168669), (3573, 56223), (6247, 32157), (10719, 18741)]