493485291

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{468647}}^1$

素因数の和:468672

約数の個数: 20

約数和(自身を含む): 793889712

約数和(自身を除く): 300404421

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 468647, 1405941, 4217823, 6092411, 12653469, 18277233, 37960407, 54831699, 164495097, 493485291]

約数ペア:

[(1, 493485291), (3, 164495097), (9, 54831699), (13, 37960407), (27, 18277233), (39, 12653469), (81, 6092411), (117, 4217823), (351, 1405941), (1053, 468647)]