90789671

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{877}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 108562944

約数和(自身を除く): 17773273

約数列:

[1, 7, 23, 161, 643, 877, 4501, 6139, 14789, 20171, 103523, 141197, 563911, 3947377, 12969953, 90789671]

約数ペア:

[(1, 90789671), (7, 12969953), (23, 3947377), (161, 563911), (643, 141197), (877, 103523), (4501, 20171), (6139, 14789)]