31364619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 49641984

約数和(自身を除く): 18277365

約数列:

[1, 3, 11, 13, 33, 39, 113, 143, 339, 429, 647, 1243, 1469, 1941, 3729, 4407, 7117, 8411, 16159, 21351, 25233, 48477, 73111, 92521, 219333, 277563, 804221, 950443, 2412663, 2851329, 10454873, 31364619]

約数ペア:

[(1, 31364619), (3, 10454873), (11, 2851329), (13, 2412663), (33, 950443), (39, 804221), (113, 277563), (143, 219333), (339, 92521), (429, 73111), (647, 48477), (1243, 25233), (1469, 21351), (1941, 16159), (3729, 8411), (4407, 7117)]