805515981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 1153152000

約数和(自身を除く): 347636019

約数列:

[1, 3, 17, 51, 139, 199, 417, 571, 597, 1713, 2363, 3383, 7089, 9707, 10149, 27661, 29121, 79369, 82983, 113629, 238107, 340887, 470237, 1349273, 1410711, 1931693, 4047819, 5795079, 15794431, 47383293, 268505327, 805515981]

約数ペア:

[(1, 805515981), (3, 268505327), (17, 47383293), (51, 15794431), (139, 5795079), (199, 4047819), (417, 1931693), (571, 1410711), (597, 1349273), (1713, 470237), (2363, 340887), (3383, 238107), (7089, 113629), (9707, 82983), (10149, 79369), (27661, 29121)]