209218166

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{74561}}^1$

素因数の和:74647

約数の個数: 16

約数和(自身を含む): 332844768

約数和(自身を除く): 123626602

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 74561, 149122, 1714903, 3429806, 4548221, 9096442, 104609083, 209218166]

約数ペア:

[(1, 209218166), (2, 104609083), (23, 9096442), (46, 4548221), (61, 3429806), (122, 1714903), (1403, 149122), (2806, 74561)]