81609934

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{253447}}^1$

素因数の和:253479

約数の個数: 16

約数和(自身を含む): 145986048

約数和(自身を除く): 64376114

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 253447, 506894, 1774129, 3548258, 5829281, 11658562, 40804967, 81609934]

約数ペア:

[(1, 81609934), (2, 40804967), (7, 11658562), (14, 5829281), (23, 3548258), (46, 1774129), (161, 506894), (322, 253447)]