23287671

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 39525408

約数和(自身を除く): 16237737

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 101, 137, 153, 187, 303, 411, 561, 909, 1111, 1233, 1507, 1683, 1717, 2329, 3333, 4521, 5151, 6987, 9999, 13563, 13837, 15453, 18887, 20961, 25619, 41511, 56661, 76857, 124533, 152207, 169983, 230571, 235229, 456621, 705687, 1369863, 2117061, 2587519, 7762557, 23287671]

約数ペア:

[(1, 23287671), (3, 7762557), (9, 2587519), (11, 2117061), (17, 1369863), (33, 705687), (51, 456621), (99, 235229), (101, 230571), (137, 169983), (153, 152207), (187, 124533), (303, 76857), (411, 56661), (561, 41511), (909, 25619), (1111, 20961), (1233, 18887), (1507, 15453), (1683, 13837), (1717, 13563), (2329, 9999), (3333, 6987), (4521, 5151)]