199173338

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 377524224

約数和(自身を除く): 178350886

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 127, 182, 254, 637, 889, 1231, 1274, 1651, 1778, 2462, 3302, 6223, 8617, 11557, 12446, 16003, 17234, 23114, 32006, 60319, 80899, 112021, 120638, 156337, 161798, 224042, 312674, 784147, 1094359, 1568294, 2032381, 2188718, 4064762, 7660513, 14226667, 15321026, 28453334, 99586669, 199173338]

約数ペア:

[(1, 199173338), (2, 99586669), (7, 28453334), (13, 15321026), (14, 14226667), (26, 7660513), (49, 4064762), (91, 2188718), (98, 2032381), (127, 1568294), (182, 1094359), (254, 784147), (637, 312674), (889, 224042), (1231, 161798), (1274, 156337), (1651, 120638), (1778, 112021), (2462, 80899), (3302, 60319), (6223, 32006), (8617, 23114), (11557, 17234), (12446, 16003)]