886015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 1175328

約数和(自身を除く): 289313

約数列:

[1, 5, 13, 43, 65, 215, 317, 559, 1585, 2795, 4121, 13631, 20605, 68155, 177203, 886015]

約数ペア:

[(1, 886015), (5, 177203), (13, 68155), (43, 20605), (65, 13631), (215, 4121), (317, 2795), (559, 1585)]