16731927

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 40

約数和(自身を含む): 27442800

約数和(自身を除く): 10710873

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 419, 459, 493, 783, 1257, 1377, 1479, 2349, 3771, 4437, 7123, 11313, 12151, 13311, 21369, 33939, 36453, 39933, 64107, 109359, 192321, 206567, 328077, 576963, 619701, 984231, 1859103, 5577309, 16731927]

約数ペア:

[(1, 16731927), (3, 5577309), (9, 1859103), (17, 984231), (27, 619701), (29, 576963), (51, 328077), (81, 206567), (87, 192321), (153, 109359), (261, 64107), (419, 39933), (459, 36453), (493, 33939), (783, 21369), (1257, 13311), (1377, 12151), (1479, 11313), (2349, 7123), (3771, 4437)]