28195011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1759}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 44204160

約数和(自身を除く): 16009149

約数列:

[1, 3, 9, 13, 39, 117, 137, 411, 1233, 1759, 1781, 5277, 5343, 15831, 16029, 22867, 68601, 205803, 240983, 722949, 2168847, 3132779, 9398337, 28195011]

約数ペア:

[(1, 28195011), (3, 9398337), (9, 3132779), (13, 2168847), (39, 722949), (117, 240983), (137, 205803), (411, 68601), (1233, 22867), (1759, 16029), (1781, 15831), (5277, 5343)]