220755915783

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{628934233}}^1$

素因数の和:628934255

約数の個数: 16

約数和(自身を含む): 352203171040

約数和(自身を除く): 131447255257

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 628934233, 1886802699, 5660408097, 8176145029, 16981224291, 24528435087, 73585305261, 220755915783]

約数ペア:

[(1, 220755915783), (3, 73585305261), (9, 24528435087), (13, 16981224291), (27, 8176145029), (39, 5660408097), (117, 1886802699), (351, 628934233)]