1572305889

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{6827}}^1$

素因数の和:7845

約数の個数: 32

約数和(自身を含む): 2616708096

約数和(自身を除く): 1044402207

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 997, 2991, 6827, 6979, 10967, 20481, 20937, 32901, 47789, 75097, 76769, 143367, 225291, 230307, 525679, 1577037, 6806519, 20419557, 47645633, 74871709, 142936899, 224615127, 524101963, 1572305889]

約数ペア:

[(1, 1572305889), (3, 524101963), (7, 224615127), (11, 142936899), (21, 74871709), (33, 47645633), (77, 20419557), (231, 6806519), (997, 1577037), (2991, 525679), (6827, 230307), (6979, 225291), (10967, 143367), (20481, 76769), (20937, 75097), (32901, 47789)]