28506858387

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43789337}}^1$

素因数の和:43789378

約数の個数: 16

約数和(自身を含む): 44840282112

約数和(自身を除く): 16333423725

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 43789337, 131368011, 306525359, 919576077, 1357469447, 4072408341, 9502286129, 28506858387]

約数ペア:

[(1, 28506858387), (3, 9502286129), (7, 4072408341), (21, 1357469447), (31, 919576077), (93, 306525359), (217, 131368011), (651, 43789337)]