28378098147

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1\times {\mathrm{2791}}^1$

素因数の和:4336

約数の個数: 64

約数和(自身を含む): 48245760000

約数和(自身を除く): 19867661853

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 1499, 2261, 2791, 4497, 6783, 8373, 10493, 19537, 25483, 28481, 31479, 47447, 53029, 58611, 76449, 85443, 142341, 159087, 178381, 199367, 332129, 371203, 484177, 535143, 598101, 901493, 996387, 1113609, 1452531, 2704479, 3389239, 4183709, 6310451, 10167717, 12551127, 18931353, 29285963, 71123053, 79490471, 87857889, 213369159, 238471413, 497861371, 556433297, 1351338007, 1493584113, 1669299891, 4054014021, 9459366049, 28378098147]

約数ペア:

[(1, 28378098147), (3, 9459366049), (7, 4054014021), (17, 1669299891), (19, 1493584113), (21, 1351338007), (51, 556433297), (57, 497861371), (119, 238471413), (133, 213369159), (323, 87857889), (357, 79490471), (399, 71123053), (969, 29285963), (1499, 18931353), (2261, 12551127), (2791, 10167717), (4497, 6310451), (6783, 4183709), (8373, 3389239), (10493, 2704479), (19537, 1452531), (25483, 1113609), (28481, 996387), (31479, 901493), (47447, 598101), (53029, 535143), (58611, 484177), (76449, 371203), (85443, 332129), (142341, 199367), (159087, 178381)]