27145643

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 31735296

約数和(自身を除く): 4589653

約数列:

[1, 7, 71, 193, 283, 497, 1351, 1981, 13703, 20093, 54619, 95921, 140651, 382333, 3877949, 27145643]

約数ペア:

[(1, 27145643), (7, 3877949), (71, 382333), (193, 140651), (283, 95921), (497, 54619), (1351, 20093), (1981, 13703)]