257442752

素因数分解:

$2^6\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2917}}^1$

素因数の和:3133

約数の個数: 56

約数和(自身を含む): 587008224

約数和(自身を除く): 329565472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 197, 224, 394, 448, 788, 1379, 1576, 2758, 2917, 3152, 5516, 5834, 6304, 11032, 11668, 12608, 20419, 22064, 23336, 40838, 44128, 46672, 81676, 88256, 93344, 163352, 186688, 326704, 574649, 653408, 1149298, 1306816, 2298596, 4022543, 4597192, 8045086, 9194384, 16090172, 18388768, 32180344, 36777536, 64360688, 128721376, 257442752]

約数ペア:

[(1, 257442752), (2, 128721376), (4, 64360688), (7, 36777536), (8, 32180344), (14, 18388768), (16, 16090172), (28, 9194384), (32, 8045086), (56, 4597192), (64, 4022543), (112, 2298596), (197, 1306816), (224, 1149298), (394, 653408), (448, 574649), (788, 326704), (1379, 186688), (1576, 163352), (2758, 93344), (2917, 88256), (3152, 81676), (5516, 46672), (5834, 44128), (6304, 40838), (11032, 23336), (11668, 22064), (12608, 20419)]