201994464021

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{135475831}}^1$

素因数の和:135475912

約数の個数: 16

約数和(自身を含む): 312136316928

約数和(自身を除く): 110141852907

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 135475831, 406427493, 948330817, 2844992451, 9618784001, 28856352003, 67331488007, 201994464021]

約数ペア:

[(1, 201994464021), (3, 67331488007), (7, 28856352003), (21, 9618784001), (71, 2844992451), (213, 948330817), (497, 406427493), (1491, 135475831)]