2697805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 3564288

約数和(自身を除く): 866483

約数列:

[1, 5, 11, 55, 181, 271, 905, 1355, 1991, 2981, 9955, 14905, 49051, 245255, 539561, 2697805]

約数ペア:

[(1, 2697805), (5, 539561), (11, 245255), (55, 49051), (181, 14905), (271, 9955), (905, 2981), (1355, 1991)]