78331318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42433}}^1$

素因数の和:42519

約数の個数: 16

約数和(自身を含む): 128320416

約数和(自身を除く): 49989098

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 42433, 84866, 551629, 1103258, 3012743, 6025486, 39165659, 78331318]

約数ペア:

[(1, 78331318), (2, 39165659), (13, 6025486), (26, 3012743), (71, 1103258), (142, 551629), (923, 84866), (1846, 42433)]