27800253

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1$

素因数の和:1595

約数の個数: 40

約数和(自身を含む): 47384568

約数和(自身を除く): 19584315

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1553, 1989, 4659, 5967, 13977, 17901, 20189, 26401, 41931, 60567, 79203, 125793, 181701, 237609, 343213, 545103, 712827, 1029639, 1635309, 2138481, 3088917, 9266751, 27800253]

約数ペア:

[(1, 27800253), (3, 9266751), (9, 3088917), (13, 2138481), (17, 1635309), (27, 1029639), (39, 712827), (51, 545103), (81, 343213), (117, 237609), (153, 181701), (221, 125793), (351, 79203), (459, 60567), (663, 41931), (1053, 26401), (1377, 20189), (1553, 17901), (1989, 13977), (4659, 5967)]