2994957

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 4994496

約数和(自身を除く): 1999539

約数列:

[1, 3, 7, 9, 21, 63, 137, 347, 411, 959, 1041, 1233, 2429, 2877, 3123, 7287, 8631, 21861, 47539, 142617, 332773, 427851, 998319, 2994957]

約数ペア:

[(1, 2994957), (3, 998319), (7, 427851), (9, 332773), (21, 142617), (63, 47539), (137, 21861), (347, 8631), (411, 7287), (959, 3123), (1041, 2877), (1233, 2429)]