13280553

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 23901696

約数和(自身を除く): 10621143

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 607, 663, 1287, 1683, 1821, 1989, 2431, 5463, 6677, 7293, 7891, 10319, 20031, 21879, 23673, 30957, 60093, 71019, 86801, 92871, 113509, 134147, 260403, 340527, 402441, 781209, 1021581, 1207323, 1475617, 4426851, 13280553]

約数ペア:

[(1, 13280553), (3, 4426851), (9, 1475617), (11, 1207323), (13, 1021581), (17, 781209), (33, 402441), (39, 340527), (51, 260403), (99, 134147), (117, 113509), (143, 92871), (153, 86801), (187, 71019), (221, 60093), (429, 30957), (561, 23673), (607, 21879), (663, 20031), (1287, 10319), (1683, 7891), (1821, 7293), (1989, 6677), (2431, 5463)]