2912167947

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{20441}}^1$

素因数の和:20751

約数の個数: 24

約数和(自身を含む): 4219719408

約数和(自身を除く): 1307551461

約数列:

[1, 3, 13, 39, 169, 281, 507, 843, 3653, 10959, 20441, 47489, 61323, 142467, 265733, 797199, 3454529, 5743921, 10363587, 17231763, 74670973, 224012919, 970722649, 2912167947]

約数ペア:

[(1, 2912167947), (3, 970722649), (13, 224012919), (39, 74670973), (169, 17231763), (281, 10363587), (507, 5743921), (843, 3454529), (3653, 797199), (10959, 265733), (20441, 142467), (47489, 61323)]