221566314

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1605553}}^1$

素因数の和:1605581

約数の個数: 16

約数和(自身を含む): 462399552

約数和(自身を除く): 240833238

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1605553, 3211106, 4816659, 9633318, 36927719, 73855438, 110783157, 221566314]

約数ペア:

[(1, 221566314), (2, 110783157), (3, 73855438), (6, 36927719), (23, 9633318), (46, 4816659), (69, 3211106), (138, 1605553)]