2016387891

素因数分解:

$3^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{30223}}^1$

素因数の和:30592

約数の個数: 32

約数和(自身を含む): 3423774720

約数和(自身を除く): 1407386829

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 353, 1059, 2471, 3177, 7413, 9531, 22239, 30223, 66717, 90669, 211561, 272007, 634683, 816021, 1904049, 5712147, 10668719, 32006157, 74681033, 96018471, 224043099, 288055413, 672129297, 2016387891]

約数ペア:

[(1, 2016387891), (3, 672129297), (7, 288055413), (9, 224043099), (21, 96018471), (27, 74681033), (63, 32006157), (189, 10668719), (353, 5712147), (1059, 1904049), (2471, 816021), (3177, 634683), (7413, 272007), (9531, 211561), (22239, 90669), (30223, 66717)]