16663339

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^2$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 21904128

約数和(自身を除く): 5240789

約数列:

[1, 7, 11, 23, 77, 97, 161, 253, 679, 1067, 1771, 2231, 7469, 9409, 15617, 24541, 65863, 103499, 171787, 216407, 724493, 1514849, 2380477, 16663339]

約数ペア:

[(1, 16663339), (7, 2380477), (11, 1514849), (23, 724493), (77, 216407), (97, 171787), (161, 103499), (253, 65863), (679, 24541), (1067, 15617), (1771, 9409), (2231, 7469)]