218263399

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1109}}^1$

素因数の和:1374

約数の個数: 16

約数和(自身を含む): 234432000

約数和(自身を除く): 16168601

約数列:

[1, 23, 43, 199, 989, 1109, 4577, 8557, 25507, 47687, 196811, 220691, 1096801, 5075893, 9489713, 218263399]

約数ペア:

[(1, 218263399), (23, 9489713), (43, 5075893), (199, 1096801), (989, 220691), (1109, 196811), (4577, 47687), (8557, 25507)]