200745621

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{130439}}^1$

素因数の和:130470

約数の個数: 20

約数和(自身を含む): 315664800

約数和(自身を除く): 114919179

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 130439, 391317, 1173951, 2478341, 3521853, 7435023, 10565559, 22305069, 66915207, 200745621]

約数ペア:

[(1, 200745621), (3, 66915207), (9, 22305069), (19, 10565559), (27, 7435023), (57, 3521853), (81, 2478341), (171, 1173951), (513, 391317), (1539, 130439)]