7137640863

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{42797}}^1$

素因数の和:42909

約数の個数: 40

約数和(自身を含む): 11185685280

約数和(自身を除く): 4048044417

約数列:

[1, 3, 9, 27, 29, 71, 81, 87, 213, 261, 639, 783, 1917, 2059, 2349, 5751, 6177, 18531, 42797, 55593, 128391, 166779, 385173, 1155519, 1241113, 3038587, 3466557, 3723339, 9115761, 11170017, 27347283, 33510051, 82041849, 88119023, 100530153, 246125547, 264357069, 793071207, 2379213621, 7137640863]

約数ペア:

[(1, 7137640863), (3, 2379213621), (9, 793071207), (27, 264357069), (29, 246125547), (71, 100530153), (81, 88119023), (87, 82041849), (213, 33510051), (261, 27347283), (639, 11170017), (783, 9115761), (1917, 3723339), (2059, 3466557), (2349, 3038587), (5751, 1241113), (6177, 1155519), (18531, 385173), (42797, 166779), (55593, 128391)]