13802155

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 16930368

約数和(自身を除く): 3128213

約数列:

[1, 5, 101, 151, 181, 505, 755, 905, 15251, 18281, 27331, 76255, 91405, 136655, 2760431, 13802155]

約数ペア:

[(1, 13802155), (5, 2760431), (101, 136655), (151, 91405), (181, 76255), (505, 27331), (755, 18281), (905, 15251)]