520957437

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{613}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 937445376

約数和(自身を除く): 416487939

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 283, 429, 613, 849, 1001, 1839, 1981, 3003, 3113, 3679, 4291, 5943, 6743, 7969, 9339, 11037, 12873, 20229, 21791, 23907, 25753, 40469, 47201, 55783, 65373, 77259, 87659, 121407, 141603, 167349, 173479, 262977, 283283, 520437, 613613, 849849, 1214353, 1840839, 1908269, 2255227, 3643059, 5724807, 6765681, 13357883, 15786589, 24807497, 40073649, 47359767, 74422491, 173652479, 520957437]

約数ペア:

[(1, 520957437), (3, 173652479), (7, 74422491), (11, 47359767), (13, 40073649), (21, 24807497), (33, 15786589), (39, 13357883), (77, 6765681), (91, 5724807), (143, 3643059), (231, 2255227), (273, 1908269), (283, 1840839), (429, 1214353), (613, 849849), (849, 613613), (1001, 520437), (1839, 283283), (1981, 262977), (3003, 173479), (3113, 167349), (3679, 141603), (4291, 121407), (5943, 87659), (6743, 77259), (7969, 65373), (9339, 55783), (11037, 47201), (12873, 40469), (20229, 25753), (21791, 23907)]