15971361

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 26019840

約数和(自身を除く): 10048479

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 769, 903, 989, 2307, 2967, 5383, 6923, 16149, 17687, 20769, 33067, 53061, 99201, 123809, 231469, 371427, 694407, 760541, 2281623, 5323787, 15971361]

約数ペア:

[(1, 15971361), (3, 5323787), (7, 2281623), (21, 760541), (23, 694407), (43, 371427), (69, 231469), (129, 123809), (161, 99201), (301, 53061), (483, 33067), (769, 20769), (903, 17687), (989, 16149), (2307, 6923), (2967, 5383)]