127688561

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18223}}^1$

素因数の和:18261

約数の個数: 24

約数和(自身を含む): 174513024

約数和(自身を除く): 46824463

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 18223, 127561, 200453, 236899, 892927, 1403171, 1658293, 2605889, 9822197, 11608051, 18241223, 127688561]

約数ペア:

[(1, 127688561), (7, 18241223), (11, 11608051), (13, 9822197), (49, 2605889), (77, 1658293), (91, 1403171), (143, 892927), (539, 236899), (637, 200453), (1001, 127561), (7007, 18223)]