31314584

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1549}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 70866000

約数和(自身を除く): 39551416

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 1549, 2527, 2888, 3098, 5054, 6196, 10108, 10843, 12392, 20216, 21686, 29431, 43372, 58862, 86744, 117724, 206017, 235448, 412034, 559189, 824068, 1118378, 1648136, 2236756, 3914323, 4473512, 7828646, 15657292, 31314584]

約数ペア:

[(1, 31314584), (2, 15657292), (4, 7828646), (7, 4473512), (8, 3914323), (14, 2236756), (19, 1648136), (28, 1118378), (38, 824068), (56, 559189), (76, 412034), (133, 235448), (152, 206017), (266, 117724), (361, 86744), (532, 58862), (722, 43372), (1064, 29431), (1444, 21686), (1549, 20216), (2527, 12392), (2888, 10843), (3098, 10108), (5054, 6196)]