20121626205

素因数分解:

$3^3\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{59123}}^1$

素因数の和:61658

約数の個数: 32

約数和(自身を含む): 35786574720

約数和(自身を除く): 15664948515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2521, 7563, 12605, 22689, 37815, 59123, 68067, 113445, 177369, 295615, 340335, 532107, 886845, 1596321, 2660535, 7981605, 149049083, 447147249, 745245415, 1341441747, 2235736245, 4024325241, 6707208735, 20121626205]

約数ペア:

[(1, 20121626205), (3, 6707208735), (5, 4024325241), (9, 2235736245), (15, 1341441747), (27, 745245415), (45, 447147249), (135, 149049083), (2521, 7981605), (7563, 2660535), (12605, 1596321), (22689, 886845), (37815, 532107), (59123, 340335), (68067, 295615), (113445, 177369)]