217295932

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1709}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 459648000

約数和(自身を除く): 242352068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 239, 266, 478, 532, 956, 1673, 1709, 3346, 3418, 4541, 6692, 6836, 9082, 11963, 18164, 23926, 31787, 32471, 47852, 63574, 64942, 127148, 129884, 227297, 408451, 454594, 816902, 909188, 1633804, 2859157, 5718314, 7760569, 11436628, 15521138, 31042276, 54323983, 108647966, 217295932]

約数ペア:

[(1, 217295932), (2, 108647966), (4, 54323983), (7, 31042276), (14, 15521138), (19, 11436628), (28, 7760569), (38, 5718314), (76, 2859157), (133, 1633804), (239, 909188), (266, 816902), (478, 454594), (532, 408451), (956, 227297), (1673, 129884), (1709, 127148), (3346, 64942), (3418, 63574), (4541, 47852), (6692, 32471), (6836, 31787), (9082, 23926), (11963, 18164)]