520047703721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7043}}^1\times {\mathrm{35279}}^1$

素因数の和:42365

約数の個数: 32

約数和(自身を含む): 668001116160

約数和(自身を除く): 147953412439

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 7043, 35279, 49301, 91559, 161989, 246953, 458627, 640913, 811417, 1133923, 2105857, 3210389, 5679919, 10548421, 14740999, 73838947, 248469997, 1739289979, 3230109961, 5714809931, 22610769727, 40003669517, 74292529103, 520047703721]

約数ペア:

[(1, 520047703721), (7, 74292529103), (13, 40003669517), (23, 22610769727), (91, 5714809931), (161, 3230109961), (299, 1739289979), (2093, 248469997), (7043, 73838947), (35279, 14740999), (49301, 10548421), (91559, 5679919), (161989, 3210389), (246953, 2105857), (458627, 1133923), (640913, 811417)]