128335929

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 180233760

約数和(自身を除く): 51897831

約数列:

[1, 3, 23, 69, 193, 419, 529, 579, 1257, 1587, 4439, 9637, 13317, 28911, 80867, 102097, 221651, 242601, 306291, 664953, 1859941, 5579823, 42778643, 128335929]

約数ペア:

[(1, 128335929), (3, 42778643), (23, 5579823), (69, 1859941), (193, 664953), (419, 306291), (529, 242601), (579, 221651), (1257, 102097), (1587, 80867), (4439, 28911), (9637, 13317)]