25319229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 39137280

約数和(自身を除く): 13818051

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 727, 741, 893, 1833, 2181, 2679, 9451, 11609, 13813, 28353, 34169, 34827, 41439, 102507, 179569, 444197, 538707, 649211, 1332591, 1947633, 8439743, 25319229]

約数ペア:

[(1, 25319229), (3, 8439743), (13, 1947633), (19, 1332591), (39, 649211), (47, 538707), (57, 444197), (141, 179569), (247, 102507), (611, 41439), (727, 34827), (741, 34169), (893, 28353), (1833, 13813), (2181, 11609), (2679, 9451)]