488980904571

素因数分解:

$3^8\times {\mathrm{137}}^1\times {\mathrm{661}}^1\times {\mathrm{823}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 740804342304

約数和(自身を除く): 251823437733

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 661, 729, 823, 1233, 1983, 2187, 2469, 3699, 5949, 6561, 7407, 11097, 17847, 22221, 33291, 53541, 66663, 90557, 99873, 112751, 160623, 199989, 271671, 299619, 338253, 481869, 544003, 599967, 815013, 898857, 1014759, 1445607, 1632009, 1799901, 2445039, 3044277, 4336821, 4896027, 5399703, 7335117, 9132831, 14688081, 22005351, 27398493, 44064243, 66016053, 74528411, 82195479, 132192729, 198048159, 223585233, 246586437, 396578187, 594144477, 670755699, 739759311, 1189734561, 2012267097, 3569203683, 6036801291, 18110403873, 54331211619, 162993634857, 488980904571]

約数ペア:

[(1, 488980904571), (3, 162993634857), (9, 54331211619), (27, 18110403873), (81, 6036801291), (137, 3569203683), (243, 2012267097), (411, 1189734561), (661, 739759311), (729, 670755699), (823, 594144477), (1233, 396578187), (1983, 246586437), (2187, 223585233), (2469, 198048159), (3699, 132192729), (5949, 82195479), (6561, 74528411), (7407, 66016053), (11097, 44064243), (17847, 27398493), (22221, 22005351), (33291, 14688081), (53541, 9132831), (66663, 7335117), (90557, 5399703), (99873, 4896027), (112751, 4336821), (160623, 3044277), (199989, 2445039), (271671, 1799901), (299619, 1632009), (338253, 1445607), (481869, 1014759), (544003, 898857), (599967, 815013)]