31800996

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 84739200

約数和(自身を除く): 52938204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 193, 199, 207, 276, 386, 398, 414, 579, 597, 772, 796, 828, 1158, 1194, 1737, 1791, 2316, 2388, 3474, 3582, 4439, 4577, 6948, 7164, 8878, 9154, 13317, 13731, 17756, 18308, 26634, 27462, 38407, 39951, 41193, 53268, 54924, 76814, 79902, 82386, 115221, 153628, 159804, 164772, 230442, 345663, 460884, 691326, 883361, 1382652, 1766722, 2650083, 3533444, 5300166, 7950249, 10600332, 15900498, 31800996]

約数ペア:

[(1, 31800996), (2, 15900498), (3, 10600332), (4, 7950249), (6, 5300166), (9, 3533444), (12, 2650083), (18, 1766722), (23, 1382652), (36, 883361), (46, 691326), (69, 460884), (92, 345663), (138, 230442), (193, 164772), (199, 159804), (207, 153628), (276, 115221), (386, 82386), (398, 79902), (414, 76814), (579, 54924), (597, 53268), (772, 41193), (796, 39951), (828, 38407), (1158, 27462), (1194, 26634), (1737, 18308), (1791, 17756), (2316, 13731), (2388, 13317), (3474, 9154), (3582, 8878), (4439, 7164), (4577, 6948)]