208039755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{641}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 417125376

約数和(自身を除く): 209085621

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 281, 385, 641, 843, 1155, 1405, 1923, 1967, 3091, 3205, 4215, 4487, 5901, 7051, 9273, 9615, 9835, 13461, 15455, 21153, 21637, 22435, 29505, 35255, 46365, 49357, 64911, 67305, 105765, 108185, 148071, 180121, 246785, 324555, 540363, 740355, 900605, 1260847, 1981331, 2701815, 3782541, 5943993, 6304235, 9906655, 13869317, 18912705, 29719965, 41607951, 69346585, 208039755]

約数ペア:

[(1, 208039755), (3, 69346585), (5, 41607951), (7, 29719965), (11, 18912705), (15, 13869317), (21, 9906655), (33, 6304235), (35, 5943993), (55, 3782541), (77, 2701815), (105, 1981331), (165, 1260847), (231, 900605), (281, 740355), (385, 540363), (641, 324555), (843, 246785), (1155, 180121), (1405, 148071), (1923, 108185), (1967, 105765), (3091, 67305), (3205, 64911), (4215, 49357), (4487, 46365), (5901, 35255), (7051, 29505), (9273, 22435), (9615, 21637), (9835, 21153), (13461, 15455)]