55518411

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{21247}}^1$

素因数の和:21330

約数の個数: 16

約数和(自身を含む): 80912384

約数和(自身を除く): 25393973

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 21247, 63741, 276211, 828633, 1423549, 4270647, 18506137, 55518411]

約数ペア:

[(1, 55518411), (3, 18506137), (13, 4270647), (39, 1423549), (67, 828633), (201, 276211), (871, 63741), (2613, 21247)]