688235185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{3919}}^1$

素因数の和:4069

約数の個数: 32

約数和(自身を含む): 939294720

約数和(自身を除く): 251059535

約数列:

[1, 5, 11, 31, 55, 103, 155, 341, 515, 1133, 1705, 3193, 3919, 5665, 15965, 19595, 35123, 43109, 121489, 175615, 215545, 403657, 607445, 1336379, 2018285, 4440227, 6681895, 12513367, 22201135, 62566835, 137647037, 688235185]

約数ペア:

[(1, 688235185), (5, 137647037), (11, 62566835), (31, 22201135), (55, 12513367), (103, 6681895), (155, 4440227), (341, 2018285), (515, 1336379), (1133, 607445), (1705, 403657), (3193, 215545), (3919, 175615), (5665, 121489), (15965, 43109), (19595, 35123)]