268536879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1709}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 448156800

約数和(自身を除く): 179619921

約数列:

[1, 3, 9, 13, 17, 39, 51, 79, 117, 153, 221, 237, 663, 711, 1027, 1343, 1709, 1989, 3081, 4029, 5127, 9243, 12087, 15381, 17459, 22217, 29053, 52377, 66651, 87159, 135011, 157131, 199953, 261477, 377689, 405033, 1133067, 1215099, 1755143, 2295187, 3399201, 5265429, 6885561, 15796287, 20656683, 29837431, 89512293, 268536879]

約数ペア:

[(1, 268536879), (3, 89512293), (9, 29837431), (13, 20656683), (17, 15796287), (39, 6885561), (51, 5265429), (79, 3399201), (117, 2295187), (153, 1755143), (221, 1215099), (237, 1133067), (663, 405033), (711, 377689), (1027, 261477), (1343, 199953), (1709, 157131), (1989, 135011), (3081, 87159), (4029, 66651), (5127, 52377), (9243, 29053), (12087, 22217), (15381, 17459)]