380630439

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317987}}^1$

素因数の和:318019

約数の個数: 24

約数和(自身を含む): 661415040

約数和(自身を除く): 280784601

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 317987, 953961, 2225909, 2861883, 6041753, 6677727, 18125259, 20033181, 42292271, 54375777, 126876813, 380630439]

約数ペア:

[(1, 380630439), (3, 126876813), (7, 54375777), (9, 42292271), (19, 20033181), (21, 18125259), (57, 6677727), (63, 6041753), (133, 2861883), (171, 2225909), (399, 953961), (1197, 317987)]