27823887

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 50476608

約数和(自身を除く): 22652721

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 273, 371, 477, 641, 689, 819, 1113, 1923, 2067, 3339, 4487, 4823, 5769, 6201, 8333, 13461, 14469, 24999, 33973, 40383, 43407, 58331, 74997, 101919, 174993, 237811, 305757, 441649, 524979, 713433, 1324947, 2140299, 3091543, 3974841, 9274629, 27823887]

約数ペア:

[(1, 27823887), (3, 9274629), (7, 3974841), (9, 3091543), (13, 2140299), (21, 1324947), (39, 713433), (53, 524979), (63, 441649), (91, 305757), (117, 237811), (159, 174993), (273, 101919), (371, 74997), (477, 58331), (641, 43407), (689, 40383), (819, 33973), (1113, 24999), (1923, 14469), (2067, 13461), (3339, 8333), (4487, 6201), (4823, 5769)]