1220735374

素因数分解:

$2^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1\times {\mathrm{2237}}^1$

素因数の和:3491

約数の個数: 16

約数和(自身を含む): 1840334256

約数和(自身を除く): 619598882

約数列:

[1, 2, 281, 562, 971, 1942, 2237, 4474, 272851, 545702, 628597, 1257194, 2172127, 4344254, 610367687, 1220735374]

約数ペア:

[(1, 1220735374), (2, 610367687), (281, 4344254), (562, 2172127), (971, 1257194), (1942, 628597), (2237, 545702), (4474, 272851)]