31159317

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87281}}^1$

素因数の和:87308

約数の個数: 16

約数和(自身を含む): 50274432

約数和(自身を除く): 19115115

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 87281, 261843, 610967, 1483777, 1832901, 4451331, 10386439, 31159317]

約数ペア:

[(1, 31159317), (3, 10386439), (7, 4451331), (17, 1832901), (21, 1483777), (51, 610967), (119, 261843), (357, 87281)]