68650281

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9817}}^1$

素因数の和:9870

約数の個数: 32

約数和(自身を含む): 119386880

約数和(自身を除く): 50736599

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993, 9817, 29451, 68719, 88353, 206157, 265059, 363229, 618471, 1089687, 1855413, 2542603, 3269061, 7627809, 9807183, 22883427, 68650281]

約数ペア:

[(1, 68650281), (3, 22883427), (7, 9807183), (9, 7627809), (21, 3269061), (27, 2542603), (37, 1855413), (63, 1089687), (111, 618471), (189, 363229), (259, 265059), (333, 206157), (777, 88353), (999, 68719), (2331, 29451), (6993, 9817)]