28770826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108161}}^1$

素因数の和:108189

約数の個数: 16

約数和(自身を含む): 51917760

約数和(自身を除く): 23146934

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108161, 216322, 757127, 1514254, 2055059, 4110118, 14385413, 28770826]

約数ペア:

[(1, 28770826), (2, 14385413), (7, 4110118), (14, 2055059), (19, 1514254), (38, 757127), (133, 216322), (266, 108161)]