85218819

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4967}}^1$

素因数の和:5039

約数の個数: 32

約数和(自身を含む): 139898880

約数和(自身を除く): 54680061

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 4967, 5719, 14901, 17157, 34769, 94373, 104307, 213581, 283119, 640743, 660611, 1495067, 1981833, 4058039, 4485201, 12174117, 28406273, 85218819]

約数ペア:

[(1, 85218819), (3, 28406273), (7, 12174117), (19, 4485201), (21, 4058039), (43, 1981833), (57, 1495067), (129, 660611), (133, 640743), (301, 283119), (399, 213581), (817, 104307), (903, 94373), (2451, 34769), (4967, 17157), (5719, 14901)]