27656224

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 28892576

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 101, 172, 199, 202, 344, 398, 404, 688, 796, 808, 1376, 1592, 1616, 3184, 3232, 4343, 6368, 8557, 8686, 17114, 17372, 20099, 34228, 34744, 40198, 68456, 69488, 80396, 136912, 138976, 160792, 273824, 321584, 643168, 864257, 1728514, 3457028, 6914056, 13828112, 27656224]

約数ペア:

[(1, 27656224), (2, 13828112), (4, 6914056), (8, 3457028), (16, 1728514), (32, 864257), (43, 643168), (86, 321584), (101, 273824), (172, 160792), (199, 138976), (202, 136912), (344, 80396), (398, 69488), (404, 68456), (688, 40198), (796, 34744), (808, 34228), (1376, 20099), (1592, 17372), (1616, 17114), (3184, 8686), (3232, 8557), (4343, 6368)]