31204498

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 55075680

約数和(自身を除く): 23871182

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 113, 169, 226, 247, 338, 494, 559, 817, 1118, 1469, 1634, 2147, 2938, 3211, 4294, 4859, 6422, 7267, 9718, 10621, 14534, 19097, 21242, 27911, 38194, 55822, 63167, 92321, 126334, 138073, 184642, 276146, 362843, 725686, 821171, 1200173, 1642342, 2400346, 15602249, 31204498]

約数ペア:

[(1, 31204498), (2, 15602249), (13, 2400346), (19, 1642342), (26, 1200173), (38, 821171), (43, 725686), (86, 362843), (113, 276146), (169, 184642), (226, 138073), (247, 126334), (338, 92321), (494, 63167), (559, 55822), (817, 38194), (1118, 27911), (1469, 21242), (1634, 19097), (2147, 14534), (2938, 10621), (3211, 9718), (4294, 7267), (4859, 6422)]