5643981

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 9419904

約数和(自身を除く): 3775923

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 887, 909, 2121, 2661, 6209, 6363, 7983, 18627, 55881, 89587, 268761, 627109, 806283, 1881327, 5643981]

約数ペア:

[(1, 5643981), (3, 1881327), (7, 806283), (9, 627109), (21, 268761), (63, 89587), (101, 55881), (303, 18627), (707, 7983), (887, 6363), (909, 6209), (2121, 2661)]