255291258

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{2741}}^1$

素因数の和:2827

約数の個数: 48

約数和(自身を含む): 551602656

約数和(自身を除く): 296311398

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 361, 722, 817, 1083, 1634, 2166, 2451, 2741, 4902, 5482, 8223, 15523, 16446, 31046, 46569, 52079, 93138, 104158, 117863, 156237, 235726, 312474, 353589, 707178, 989501, 1979002, 2239397, 2968503, 4478794, 5937006, 6718191, 13436382, 42548543, 85097086, 127645629, 255291258]

約数ペア:

[(1, 255291258), (2, 127645629), (3, 85097086), (6, 42548543), (19, 13436382), (38, 6718191), (43, 5937006), (57, 4478794), (86, 2968503), (114, 2239397), (129, 1979002), (258, 989501), (361, 707178), (722, 353589), (817, 312474), (1083, 235726), (1634, 156237), (2166, 117863), (2451, 104158), (2741, 93138), (4902, 52079), (5482, 46569), (8223, 31046), (15523, 16446)]