306257545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1223}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 417726720

約数和(自身を除く): 111469175

約数列:

[1, 5, 11, 29, 55, 145, 157, 319, 785, 1223, 1595, 1727, 4553, 6115, 8635, 13453, 22765, 35467, 50083, 67265, 177335, 192011, 250415, 390137, 960055, 1950685, 2112121, 5568319, 10560605, 27841595, 61251509, 306257545]

約数ペア:

[(1, 306257545), (5, 61251509), (11, 27841595), (29, 10560605), (55, 5568319), (145, 2112121), (157, 1950685), (319, 960055), (785, 390137), (1223, 250415), (1595, 192011), (1727, 177335), (4553, 67265), (6115, 50083), (8635, 35467), (13453, 22765)]