1553409

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 2830464

約数和(自身を除く): 1277055

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 71, 99, 117, 143, 153, 187, 213, 221, 429, 561, 639, 663, 781, 923, 1207, 1287, 1683, 1989, 2343, 2431, 2769, 3621, 7029, 7293, 8307, 10153, 10863, 13277, 15691, 21879, 30459, 39831, 47073, 91377, 119493, 141219, 172601, 517803, 1553409]

約数ペア:

[(1, 1553409), (3, 517803), (9, 172601), (11, 141219), (13, 119493), (17, 91377), (33, 47073), (39, 39831), (51, 30459), (71, 21879), (99, 15691), (117, 13277), (143, 10863), (153, 10153), (187, 8307), (213, 7293), (221, 7029), (429, 3621), (561, 2769), (639, 2431), (663, 2343), (781, 1989), (923, 1683), (1207, 1287)]