31750254

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 79073280

約数和(自身を除く): 47323026

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 43, 51, 57, 86, 102, 114, 127, 129, 153, 171, 254, 258, 306, 323, 342, 381, 387, 646, 731, 762, 774, 817, 969, 1143, 1462, 1634, 1938, 2159, 2193, 2286, 2413, 2451, 2907, 4318, 4386, 4826, 4902, 5461, 5814, 6477, 6579, 7239, 7353, 10922, 12954, 13158, 13889, 14478, 14706, 16383, 19431, 21717, 27778, 32766, 38862, 41021, 41667, 43434, 49149, 82042, 83334, 92837, 98298, 103759, 123063, 125001, 185674, 207518, 246126, 250002, 278511, 311277, 369189, 557022, 622554, 738378, 835533, 933831, 1671066, 1763903, 1867662, 3527806, 5291709, 10583418, 15875127, 31750254]

約数ペア:

[(1, 31750254), (2, 15875127), (3, 10583418), (6, 5291709), (9, 3527806), (17, 1867662), (18, 1763903), (19, 1671066), (34, 933831), (38, 835533), (43, 738378), (51, 622554), (57, 557022), (86, 369189), (102, 311277), (114, 278511), (127, 250002), (129, 246126), (153, 207518), (171, 185674), (254, 125001), (258, 123063), (306, 103759), (323, 98298), (342, 92837), (381, 83334), (387, 82042), (646, 49149), (731, 43434), (762, 41667), (774, 41021), (817, 38862), (969, 32766), (1143, 27778), (1462, 21717), (1634, 19431), (1938, 16383), (2159, 14706), (2193, 14478), (2286, 13889), (2413, 13158), (2451, 12954), (2907, 10922), (4318, 7353), (4386, 7239), (4826, 6579), (4902, 6477), (5461, 5814)]