331387136

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{21221}}^1$

素因数の和:21298

約数の個数: 36

約数和(自身を含む): 672355404

約数和(自身を除く): 340968268

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 15616, 21221, 42442, 84884, 169768, 339536, 679072, 1294481, 1358144, 2588962, 2716288, 5177924, 5432576, 10355848, 20711696, 41423392, 82846784, 165693568, 331387136]

約数ペア:

[(1, 331387136), (2, 165693568), (4, 82846784), (8, 41423392), (16, 20711696), (32, 10355848), (61, 5432576), (64, 5177924), (122, 2716288), (128, 2588962), (244, 1358144), (256, 1294481), (488, 679072), (976, 339536), (1952, 169768), (3904, 84884), (7808, 42442), (15616, 21221)]