81486423

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{8731}}^1$

素因数の和:8815

約数の個数: 24

約数和(自身を含む): 126683856

約数和(自身を除く): 45197433

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 3111, 8731, 9333, 26193, 78579, 148427, 445281, 532591, 1335843, 1597773, 4793319, 9054047, 27162141, 81486423]

約数ペア:

[(1, 81486423), (3, 27162141), (9, 9054047), (17, 4793319), (51, 1597773), (61, 1335843), (153, 532591), (183, 445281), (549, 148427), (1037, 78579), (3111, 26193), (8731, 9333)]