16207755

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 11163765

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 431, 545, 1293, 1635, 2155, 2507, 6465, 7521, 9913, 12535, 29739, 37605, 46979, 49565, 140937, 148695, 234895, 704685, 1080517, 3241551, 5402585, 16207755]

約数ペア:

[(1, 16207755), (3, 5402585), (5, 3241551), (15, 1080517), (23, 704685), (69, 234895), (109, 148695), (115, 140937), (327, 49565), (345, 46979), (431, 37605), (545, 29739), (1293, 12535), (1635, 9913), (2155, 7521), (2507, 6465)]