8378421

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 11556864

約数和(自身を除く): 3178443

約数列:

[1, 3, 43, 107, 129, 321, 607, 1821, 4601, 13803, 26101, 64949, 78303, 194847, 2792807, 8378421]

約数ペア:

[(1, 8378421), (3, 2792807), (43, 194847), (107, 78303), (129, 64949), (321, 26101), (607, 13803), (1821, 4601)]