389636072

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 883198080

約数和(自身を除く): 493562008

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 53, 56, 71, 86, 106, 142, 172, 212, 284, 301, 344, 371, 424, 497, 568, 602, 742, 994, 1204, 1484, 1849, 1988, 2279, 2408, 2968, 3053, 3698, 3763, 3976, 4558, 6106, 7396, 7526, 9116, 12212, 12943, 14792, 15052, 15953, 18232, 21371, 24424, 25886, 26341, 30104, 31906, 42742, 51772, 52682, 63812, 85484, 97997, 103544, 105364, 127624, 131279, 161809, 170968, 195994, 210728, 262558, 323618, 391988, 525116, 647236, 685979, 783976, 918953, 1050232, 1132663, 1294472, 1371958, 1837906, 2265326, 2743916, 3675812, 4530652, 5487832, 6957787, 7351624, 9061304, 13915574, 27831148, 48704509, 55662296, 97409018, 194818036, 389636072]

約数ペア:

[(1, 389636072), (2, 194818036), (4, 97409018), (7, 55662296), (8, 48704509), (14, 27831148), (28, 13915574), (43, 9061304), (53, 7351624), (56, 6957787), (71, 5487832), (86, 4530652), (106, 3675812), (142, 2743916), (172, 2265326), (212, 1837906), (284, 1371958), (301, 1294472), (344, 1132663), (371, 1050232), (424, 918953), (497, 783976), (568, 685979), (602, 647236), (742, 525116), (994, 391988), (1204, 323618), (1484, 262558), (1849, 210728), (1988, 195994), (2279, 170968), (2408, 161809), (2968, 131279), (3053, 127624), (3698, 105364), (3763, 103544), (3976, 97997), (4558, 85484), (6106, 63812), (7396, 52682), (7526, 51772), (9116, 42742), (12212, 31906), (12943, 30104), (14792, 26341), (15052, 25886), (15953, 24424), (18232, 21371)]