405945145

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1\times {\mathrm{2339}}^1$

素因数の和:2784

約数の個数: 16

約数和(自身を含む): 493534080

約数和(自身を除く): 87588935

約数列:

[1, 5, 103, 337, 515, 1685, 2339, 11695, 34711, 173555, 240917, 788243, 1204585, 3941215, 81189029, 405945145]

約数ペア:

[(1, 405945145), (5, 81189029), (103, 3941215), (337, 1204585), (515, 788243), (1685, 240917), (2339, 173555), (11695, 34711)]