51322205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{971}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 69494112

約数和(自身を除く): 18171907

約数列:

[1, 5, 11, 31, 55, 155, 341, 961, 971, 1705, 4805, 4855, 10571, 10681, 30101, 52855, 53405, 150505, 331111, 933131, 1655555, 4665655, 10264441, 51322205]

約数ペア:

[(1, 51322205), (5, 10264441), (11, 4665655), (31, 1655555), (55, 933131), (155, 331111), (341, 150505), (961, 53405), (971, 52855), (1705, 30101), (4805, 10681), (4855, 10571)]