191191

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 258048

約数和(自身を除く): 66857

約数列:

[1, 7, 11, 13, 77, 91, 143, 191, 1001, 1337, 2101, 2483, 14707, 17381, 27313, 191191]

約数ペア:

[(1, 191191), (7, 27313), (11, 17381), (13, 14707), (77, 2483), (91, 2101), (143, 1337), (191, 1001)]