2009798889

素因数分解:

$3^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{121607}}^1$

素因数の和:122404

約数の個数: 16

約数和(自身を含む): 3066467328

約数和(自身を除く): 1056668439

約数列:

[1, 3, 7, 21, 787, 2361, 5509, 16527, 121607, 364821, 851249, 2553747, 95704709, 287114127, 669932963, 2009798889]

約数ペア:

[(1, 2009798889), (3, 669932963), (7, 287114127), (21, 95704709), (787, 2553747), (2361, 851249), (5509, 364821), (16527, 121607)]