281113053

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1481}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 419607552

約数和(自身を除く): 138494499

約数列:

[1, 3, 13, 31, 39, 93, 157, 403, 471, 1209, 1481, 2041, 4443, 4867, 6123, 14601, 19253, 45911, 57759, 63271, 137733, 189813, 232517, 596843, 697551, 1790529, 3022721, 7208027, 9068163, 21624081, 93704351, 281113053]

約数ペア:

[(1, 281113053), (3, 93704351), (13, 21624081), (31, 9068163), (39, 7208027), (93, 3022721), (157, 1790529), (403, 697551), (471, 596843), (1209, 232517), (1481, 189813), (2041, 137733), (4443, 63271), (4867, 57759), (6123, 45911), (14601, 19253)]