2013561

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^2$

素因数の和:114

約数の個数: 27

約数和(自身を含む): 3272997

約数和(自身を除く): 1259436

約数列:

[1, 3, 9, 11, 33, 43, 99, 121, 129, 363, 387, 473, 1089, 1419, 1849, 4257, 5203, 5547, 15609, 16641, 20339, 46827, 61017, 183051, 223729, 671187, 2013561]

約数ペア:

[(1, 2013561), (3, 671187), (9, 223729), (11, 183051), (33, 61017), (43, 46827), (99, 20339), (121, 16641), (129, 15609), (363, 5547), (387, 5203), (473, 4257), (1089, 1849)]