31480855

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 46141056

約数和(自身を除く): 14660201

約数列:

[1, 5, 7, 17, 35, 85, 119, 157, 337, 595, 785, 1099, 1685, 2359, 2669, 5495, 5729, 11795, 13345, 18683, 28645, 40103, 52909, 93415, 200515, 264545, 370363, 899453, 1851815, 4497265, 6296171, 31480855]

約数ペア:

[(1, 31480855), (5, 6296171), (7, 4497265), (17, 1851815), (35, 899453), (85, 370363), (119, 264545), (157, 200515), (337, 93415), (595, 52909), (785, 40103), (1099, 28645), (1685, 18683), (2359, 13345), (2669, 11795), (5495, 5729)]