28811178

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{145511}}^1$

素因数の和:145530

約数の個数: 24

約数和(自身を含む): 68099616

約数和(自身を除く): 39288438

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 145511, 291022, 436533, 873066, 1309599, 1600621, 2619198, 3201242, 4801863, 9603726, 14405589, 28811178]

約数ペア:

[(1, 28811178), (2, 14405589), (3, 9603726), (6, 4801863), (9, 3201242), (11, 2619198), (18, 1600621), (22, 1309599), (33, 873066), (66, 436533), (99, 291022), (198, 145511)]