30131605

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20021}}^1$

素因数の和:20076

約数の個数: 16

約数和(自身を含む): 42286464

約数和(自身を除く): 12154859

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 20021, 100105, 140147, 700735, 860903, 4304515, 6026321, 30131605]

約数ペア:

[(1, 30131605), (5, 6026321), (7, 4304515), (35, 860903), (43, 700735), (215, 140147), (301, 100105), (1505, 20021)]