8722989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 14961024

約数和(自身を除く): 6238035

約数列:

[1, 3, 9, 11, 17, 33, 51, 71, 73, 99, 153, 187, 213, 219, 561, 639, 657, 781, 803, 1207, 1241, 1683, 2343, 2409, 3621, 3723, 5183, 7029, 7227, 10863, 11169, 13277, 13651, 15549, 39831, 40953, 46647, 57013, 88111, 119493, 122859, 171039, 264333, 513117, 792999, 969221, 2907663, 8722989]

約数ペア:

[(1, 8722989), (3, 2907663), (9, 969221), (11, 792999), (17, 513117), (33, 264333), (51, 171039), (71, 122859), (73, 119493), (99, 88111), (153, 57013), (187, 46647), (213, 40953), (219, 39831), (561, 15549), (639, 13651), (657, 13277), (781, 11169), (803, 10863), (1207, 7227), (1241, 7029), (1683, 5183), (2343, 3723), (2409, 3621)]