291284272

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2221

約数の個数: 40

約数和(自身を含む): 577753200

約数和(自身を除く): 286468928

約数列:

[1, 2, 4, 8, 16, 61, 122, 149, 244, 298, 488, 596, 976, 1192, 2003, 2384, 4006, 8012, 9089, 16024, 18178, 32048, 36356, 72712, 122183, 145424, 244366, 298447, 488732, 596894, 977464, 1193788, 1954928, 2387576, 4775152, 18205267, 36410534, 72821068, 145642136, 291284272]

約数ペア:

[(1, 291284272), (2, 145642136), (4, 72821068), (8, 36410534), (16, 18205267), (61, 4775152), (122, 2387576), (149, 1954928), (244, 1193788), (298, 977464), (488, 596894), (596, 488732), (976, 298447), (1192, 244366), (2003, 145424), (2384, 122183), (4006, 72712), (8012, 36356), (9089, 32048), (16024, 18178)]