28631619

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 43479072

約数和(自身を除く): 14847453

約数列:

[1, 3, 9, 23, 69, 157, 207, 471, 881, 1413, 2643, 3611, 7929, 10833, 20263, 32499, 60789, 138317, 182367, 414951, 1244853, 3181291, 9543873, 28631619]

約数ペア:

[(1, 28631619), (3, 9543873), (9, 3181291), (23, 1244853), (69, 414951), (157, 182367), (207, 138317), (471, 60789), (881, 32499), (1413, 20263), (2643, 10833), (3611, 7929)]