123090286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{78803}}^1$

素因数の和:78887

約数の個数: 16

約数和(自身を含む): 204259968

約数和(自身を除く): 81169682

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 78803, 157606, 866833, 1733666, 5595013, 11190026, 61545143, 123090286]

約数ペア:

[(1, 123090286), (2, 61545143), (11, 11190026), (22, 5595013), (71, 1733666), (142, 866833), (781, 157606), (1562, 78803)]