2045010247

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 2608588800

約数和(自身を除く): 563578553

約数列:

[1, 7, 23, 49, 53, 67, 73, 161, 343, 371, 469, 511, 1127, 1219, 1541, 1679, 2597, 3283, 3551, 3577, 3869, 4891, 7889, 8533, 10787, 11753, 18179, 22981, 24857, 25039, 27083, 34237, 59731, 75509, 81673, 82271, 88987, 112493, 173999, 189581, 239659, 259223, 418117, 528563, 571711, 575897, 622909, 787451, 1217993, 1327067, 1677613, 1814561, 4001977, 4360363, 5512157, 5962129, 12701927, 28013839, 30522541, 38585099, 41734903, 88913489, 292144321, 2045010247]

約数ペア:

[(1, 2045010247), (7, 292144321), (23, 88913489), (49, 41734903), (53, 38585099), (67, 30522541), (73, 28013839), (161, 12701927), (343, 5962129), (371, 5512157), (469, 4360363), (511, 4001977), (1127, 1814561), (1219, 1677613), (1541, 1327067), (1679, 1217993), (2597, 787451), (3283, 622909), (3551, 575897), (3577, 571711), (3869, 528563), (4891, 418117), (7889, 259223), (8533, 239659), (10787, 189581), (11753, 173999), (18179, 112493), (22981, 88987), (24857, 82271), (25039, 81673), (27083, 75509), (34237, 59731)]