127798154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{81817}}^1$

素因数の和:81901

約数の個数: 16

約数和(自身を含む): 212072256

約数和(自身を除く): 84274102

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 81817, 163634, 899987, 1799974, 5809007, 11618014, 63899077, 127798154]

約数ペア:

[(1, 127798154), (2, 63899077), (11, 11618014), (22, 5809007), (71, 1799974), (142, 899987), (781, 163634), (1562, 81817)]