128839191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{49307}}^1$

素因数の和:49390

約数の個数: 16

約数和(自身を含む): 187764864

約数和(自身を除く): 58925673

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 49307, 147921, 640991, 1922973, 3303569, 9910707, 42946397, 128839191]

約数ペア:

[(1, 128839191), (3, 42946397), (13, 9910707), (39, 3303569), (67, 1922973), (201, 640991), (871, 147921), (2613, 49307)]