2147739

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1759}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 3210240

約数和(自身を除く): 1062501

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 1759, 5277, 19349, 58047, 65083, 195249, 715913, 2147739]

約数ペア:

[(1, 2147739), (3, 715913), (11, 195249), (33, 65083), (37, 58047), (111, 19349), (407, 5277), (1221, 1759)]