3900561

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 5973888

約数和(自身を除く): 2073327

約数列:

[1, 3, 7, 21, 281, 661, 843, 1967, 1983, 4627, 5901, 13881, 185741, 557223, 1300187, 3900561]

約数ペア:

[(1, 3900561), (3, 1300187), (7, 557223), (21, 185741), (281, 13881), (661, 5901), (843, 4627), (1967, 1983)]