2056521655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{415879}}^1$

素因数の和:415950

約数の個数: 16

約数和(自身を含む): 2635015680

約数和(自身を除く): 578494025

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 415879, 2079395, 9565217, 17882797, 47826085, 89413985, 411304331, 2056521655]

約数ペア:

[(1, 2056521655), (5, 411304331), (23, 89413985), (43, 47826085), (115, 17882797), (215, 9565217), (989, 2079395), (4945, 415879)]