81475251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1061}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 128459520

約数和(自身を除く): 46984269

約数列:

[1, 3, 11, 13, 33, 39, 143, 179, 429, 537, 1061, 1969, 2327, 3183, 5907, 6981, 11671, 13793, 25597, 35013, 41379, 76791, 151723, 189919, 455169, 569757, 2089109, 2468947, 6267327, 7406841, 27158417, 81475251]

約数ペア:

[(1, 81475251), (3, 27158417), (11, 7406841), (13, 6267327), (33, 2468947), (39, 2089109), (143, 569757), (179, 455169), (429, 189919), (537, 151723), (1061, 76791), (1969, 41379), (2327, 35013), (3183, 25597), (5907, 13793), (6981, 11671)]