397248903

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{6581}}^1$

素因数の和:6959

約数の個数: 24

約数和(自身を含む): 605807280

約数和(自身を除く): 208558377

約数列:

[1, 3, 9, 19, 57, 171, 353, 1059, 3177, 6581, 6707, 19743, 20121, 59229, 60363, 125039, 375117, 1125351, 2323093, 6969279, 20907837, 44138767, 132416301, 397248903]

約数ペア:

[(1, 397248903), (3, 132416301), (9, 44138767), (19, 20907837), (57, 6969279), (171, 2323093), (353, 1125351), (1059, 375117), (3177, 125039), (6581, 60363), (6707, 59229), (19743, 20121)]