81862809

素因数分解:

$3^1\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{2281}}^1$

素因数の和:4000

約数の個数: 16

約数和(自身を含む): 124871040

約数和(自身を除く): 43008231

約数列:

[1, 3, 7, 21, 1709, 2281, 5127, 6843, 11963, 15967, 35889, 47901, 3898229, 11694687, 27287603, 81862809]

約数ペア:

[(1, 81862809), (3, 27287603), (7, 11694687), (21, 3898229), (1709, 47901), (2281, 35889), (5127, 15967), (6843, 11963)]