28699293

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 45020416

約数和(自身を除く): 16321123

約数列:

[1, 3, 7, 21, 73, 97, 193, 219, 291, 511, 579, 679, 1351, 1533, 2037, 4053, 7081, 14089, 18721, 21243, 42267, 49567, 56163, 98623, 131047, 148701, 295869, 393141, 1366633, 4099899, 9566431, 28699293]

約数ペア:

[(1, 28699293), (3, 9566431), (7, 4099899), (21, 1366633), (73, 393141), (97, 295869), (193, 148701), (219, 131047), (291, 98623), (511, 56163), (579, 49567), (679, 42267), (1351, 21243), (1533, 18721), (2037, 14089), (4053, 7081)]