2987249903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1993}}^1\times {\mathrm{136261}}^1$

素因数の和:138265

約数の個数: 8

約数和(自身を含む): 3260477136

約数和(自身を除く): 273227233

約数列:

[1, 11, 1993, 21923, 136261, 1498871, 271568173, 2987249903]

約数ペア:

[(1, 2987249903), (11, 271568173), (1993, 1498871), (21923, 136261)]