31185921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1571}}^1$

素因数の和:2096

約数の個数: 16

約数和(自身を含む): 44896320

約数和(自身を除く): 13710399

約数列:

[1, 3, 13, 39, 509, 1527, 1571, 4713, 6617, 19851, 20423, 61269, 799639, 2398917, 10395307, 31185921]

約数ペア:

[(1, 31185921), (3, 10395307), (13, 2398917), (39, 799639), (509, 61269), (1527, 20423), (1571, 19851), (4713, 6617)]