25670349

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{7901}}^1$

素因数の和:7945

約数の個数: 18

約数和(自身を含む): 39138606

約数和(自身を除く): 13468257

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 7901, 23703, 71109, 150119, 450357, 1351071, 2852261, 8556783, 25670349]

約数ペア:

[(1, 25670349), (3, 8556783), (9, 2852261), (19, 1351071), (57, 450357), (171, 150119), (361, 71109), (1083, 23703), (3249, 7901)]