128375886

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{319343}}^1$

素因数の和:319415

約数の個数: 16

約数和(自身を含む): 260584704

約数和(自身を除く): 132208818

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 319343, 638686, 958029, 1916058, 21395981, 42791962, 64187943, 128375886]

約数ペア:

[(1, 128375886), (2, 64187943), (3, 42791962), (6, 21395981), (67, 1916058), (134, 958029), (201, 638686), (402, 319343)]