28727439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{3491}}^1$

素因数の和:3718

約数の個数: 16

約数和(自身を含む): 41457024

約数和(自身を除く): 12729585

約数列:

[1, 3, 13, 39, 211, 633, 2743, 3491, 8229, 10473, 45383, 136149, 736601, 2209803, 9575813, 28727439]

約数ペア:

[(1, 28727439), (3, 9575813), (13, 2209803), (39, 736601), (211, 136149), (633, 45383), (2743, 10473), (3491, 8229)]