391393392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27271}}^1$

素因数の和:27318

約数の個数: 80

約数和(自身を含む): 1136260608

約数和(自身を除く): 744867216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 14352, 27271, 54542, 81813, 109084, 163626, 218168, 327252, 354523, 436336, 627233, 654504, 709046, 1063569, 1254466, 1309008, 1418092, 1881699, 2127138, 2508932, 2836184, 3763398, 4254276, 5017864, 5672368, 7526796, 8154029, 8508552, 10035728, 15053592, 16308058, 17017104, 24462087, 30107184, 32616116, 48924174, 65232232, 97848348, 130464464, 195696696, 391393392]

約数ペア:

[(1, 391393392), (2, 195696696), (3, 130464464), (4, 97848348), (6, 65232232), (8, 48924174), (12, 32616116), (13, 30107184), (16, 24462087), (23, 17017104), (24, 16308058), (26, 15053592), (39, 10035728), (46, 8508552), (48, 8154029), (52, 7526796), (69, 5672368), (78, 5017864), (92, 4254276), (104, 3763398), (138, 2836184), (156, 2508932), (184, 2127138), (208, 1881699), (276, 1418092), (299, 1309008), (312, 1254466), (368, 1063569), (552, 709046), (598, 654504), (624, 627233), (897, 436336), (1104, 354523), (1196, 327252), (1794, 218168), (2392, 163626), (3588, 109084), (4784, 81813), (7176, 54542), (14352, 27271)]